Answer:
its either c or b
Step-by-step explanation:
formula: 1/2*b*h or 1/2*5*3+3/4
the answer i got was 33/4
Solve the following compound inequality. −2x + 11 > 31 or 7x − 4 ≥ 17 Select one: A. x < -11 or x ≥ 6 B. x < 5 or x ≥ 17 C. x ≥ 3 D. x < -10 or x ≥ 3
Answer: OPTION D
Step-by-step explanation:
Solve for x in each inequality given in the problem, as you can see below:
[tex]-2x+11>31[/tex]
[tex]-2x+11>31\\-2x>31-11\\-2x>20\\x<-10[/tex]
[tex]7x-4\geq17\\7x\geq17+4\\7x\geq21\\x\geq3[/tex]
Finally you must make the union of both solutions obtained above.
Then for the first inequality you have:
[tex]x<-10[/tex]
and for the second inequality you have:
[tex]x\geq3[/tex]
Therefore, the solution is:
[tex]x<-10\ or\ x\geq3[/tex]
Answer:
The correct answer option is D. x < -10 or x ≥ 3.
Step-by-step explanation:
We are given the following compound inequality and we are to solve it:
[tex]-2x + 11 > 31[/tex] or [tex]7x- 4 \geq 17[/tex]
Solving them to get:
[tex]-2x+11>31[/tex]
[tex]-2x>31-11[/tex]
[tex]-2x>20[/tex]
[tex]x<-\frac{20}{2}[/tex]
x < -10
[tex]7x-4\geq 17[/tex]
[tex]7x\geq 17+4[/tex]
[tex]x\geq \frac{21}{7}[/tex]
x ≥ 3
Therefore, the correct answer option is D. x < -10 or x ≥ 3.
Can someone help me out pls
Answer:d
Step-by-step explanation:because of you add 500 and 3%
Jillian planted a sunflower. The height of her plant can be expressed by the following function where d represents the number of days the plant has been growing and h(d) Represents the height in inches.
h(d)= 3/7d + 5
How tall will her sunflower be after one week?
Answer:
8in
Step-by-step explanation:
input (D) which is 7 days to find the height
h(d) = 3/7d +5
h = 3/7(7) + 5
h = 3+5
h=8
Answer:
8in
Step-by-step explanation:
The height of her plant can be expressed by the following function where d represents the number of days the plant has been growing and h(d) Represents the height in inches. h(d)= 3/7d + 5.
15yd=45ft show the work to solve problem
Answer:
15 yd = 45 ft because :
Step-by-step explanation:
You have to multiply the length by 3.
1 yd = 3 ft.
15 x 3 = 45.
Hope this helps,
Davinia.
HELP
5,945 ÷ 612
A) 8 R378
B) 8 R449
C) 9 R437
D) 9 R396
The division of 5,945 by 612 yields a quotient of 9 with a remainder of 437, which corresponds to option C: 9 R437.
To solve the division problem 5,945 \/ 612, we'll use long division:
First, see how many times 612 fits into 5,945.
Starting from the left, 612 does not fit into 5. We extend it to 59, but 612 doesn't fit into 59 either.
When we take the first three digits, 612 fits into 594 exactly 0 times. So we take one more digit. 612 fits into 5,945 around 9 times because 612 * 9 = 5,508 which is less than 5,945.
Subtract 5,508 from 5,945 to get the remainder. 5,945 - 5,508 = 437.
The quotient is 9 with a remainder of 437, which matches option C: 9 R437.
Please help and explain please
Answer:
a)105
Step-by-step explanation:
first we plug in 12 for where the x is.
then we simplify the expression and get 105
~~bangtanboys7
Francisco is making an effort to drink more water, and has set a goal of 2 liters per day. He wants to know the volume of the water bottle he takes to school each day. The water bottle has the dimensions shown in the diagram.
The Height of the water bottle is 20cm
The Radius of the water bottle is 4cm
Final answer:
Francisco's water bottle volume can be calculated using the volume formula for a cylinder. With the given height of 20 cm and radius of 4 cm, the volume comes out to approximately 1.005 liters.
Explanation:
Francisco wants to achieve his daily water intake goal of 2 liters and is curious about the volume of his water bottle with dimensions of a 20 cm height and 4 cm radius. To find the volume of a cylindrical object like a water bottle, we use the formula for the volume of a cylinder, V = πr2h, where V is the volume, r is the radius, and h is the height of the cylinder.
Substituting the given values into the formula:
V = π(4 cm)2(20 cm) = π(16 cm2)(20 cm) = 320π cm3
Since 1 liter is equivalent to 1,000 cubic centimeters (cm3), we convert the volume from cubic centimeters to liters:
V = 320π cm3 × (1 liter/1,000 cm3) ≈ 1.005 liters
Therefore, Francisco's water bottle has a volume of approximately 1.005 liters.
Which type of cross section is formed when the cone is intersected by a plane containing the axis of rotation?
When a cone is intersected by a plane containing the axis of rotation, an ellipse is formed as the cross-section in geometry.
Explanation:When a cone is intersected by a plane containing the axis of rotation, an ellipse is formed as the cross-section. This is a key concept in geometry, where the intersection of a plane with a cone results in different types of curves known as conic sections.
RATE is a quadrilateral inscribed in the above circle with arc measures shown above. What is the measure of the smallest angle in RATE?
Answer:
The measure of the smallest angle is 77°
Step-by-step explanation:
* Lats study some facts about the circle
* In any circle; If the vertices of a quadrilateral lie on its
circumference then the quadrilateral is called a cyclic quadrilateral
- In any cyclic quadrilateral each two opposite angles are supplementary
that means their sum = 180°
* In any circle; if the vertex of an angle lies on the circumference
is called an inscribed angle
- The inscribed angle subtended by the opposite arc
- The measure of the inscribed angle = 1/2 the measure of
the subtended arc
* Now we can solve our question
∵ R , A , T , E all on the the circumference of the circle
∴ RATE is a cyclic quadrilateral
∵ Angle RAT is an inscribed angle subtended by arc RET
∵ The measure of arc RE = 121°
∵ The measure of arc ET = 51°
∴ The measure of arc RET = 121 + 51 = 172°
∵ m∠RAT = (1/2) measure of arc RET
∴ m∠RAT = (1/2) × 172 = 86°
∵ Angle ATE is an inscribed angle subtended by arc ARE
∵ The measure of arc AR = 85°
∵ The measure of arc RE = 121°
∴ The measure of arc ARE = 85 + 121 = 206°
∵ m∠ATE = (1/2) measure of arc ARE
∴ m∠ATE = (1/2) × 206 = 103°
* Now lets find the remainder angles by using cyclic quadrilateral
∵ RATE is a cyclic quadrilateral
∴ m∠RAT + m∠RET = 180°
∵ m∠RAT = 86°
∴ m∠RET = 180 - 86 = 94°
* Similar;
∵ RATE is a cyclic quadrilateral
∴ m∠ATE + m∠ARE = 180°
∵ m∠ATE = 103°
∴ m∠ARE = 180 - 103 = 77°
* The measure of the smallest angle is 77°
Answer:
77
Step-by-step explanation:
help on it like solving
Answer:
48m^6
Step-by-step explanation:
=(6m^4 )(8m^2 )
The constants are multiplied and the exponents of same variables are added in polynomial multiplication.
=(6*8)(m^(4+2))
=48m^6
I need help with all of the numbers and please hurry
Answer:
Step-by-step explanation:
1, 16
2, 75
3, 28
4, 9
5, 48
6, 2
7, 24
Answer:
1.) 16 apples total
2.) 75 cupcakes
3.) $28
Step-by-step explanation:
1.) 5 bags = 2 apples 2*5 = 10 apples for 5 bags 6 from the pervious bags ->
10 +6 = 16 total apples
2.) 45 - 3 = 42 cupcakes.. then she makes 33 more, so add 42 + 33 = 75 cupcakes
3.) each bar is $4 -> 15 bars per box -> sold 7 bars.. she made $28
hope this helps!!
What is the degree of the measure of the minor arc QS? Answer choices are A. 10 B. 15 C. 20 D. 40 Please show work!
Answer:
Option D. [tex]40\°[/tex]
Step-by-step explanation:
we know that
The inscribed angle measures half that of the arc comprising
so
[tex]m<QPS=\frac{1}{2}(minor\ arc\ QS)[/tex]
we have
[tex]m<QPS=20\°[/tex] ----> given problem
substitute
[tex]20\°=\frac{1}{2}(minor\ arc\ QS)[/tex]
[tex]40\°=(minor\ arc\ QS)[/tex]
Rewrite
[tex]minor\ arc\ QS=40\°[/tex]
What is 2f + 4f + 2 – 3 evaluated at f = 3?
Answer:
17
Step-by-step explanation:
given
2f + 4f + 2 - 3 ← simplify by collecting like terms
= 6f - 1 ← substitute f = 3 into the expression
= (6 × 3) - 1 = 18 - 1 = 17
Answer:
17
2(f) + 4(f) + 2 - 3 | (f) = 3
2(3) + 4(f) + 2 - 3
(6 + 12) + (2 - 3)
(18) - (1)
Step-by-step explanation:
Which of the following is the correct factorization of the trinomial below? -7x^2-5x+18
Answer: C. (-7x+9)(x-2)
Step-by-step explanation:
1. Factor out the negative sign.
−(7x^2+5x−18)
2. Split the second term in 7x2+5x−18 into two terms.
−(7x^2+14x−9x−18)
3, Factor out common terms in the first two terms, then in the last two terms.
−(7x(x+2)−9(x+2))
4. Factor out the common term x+2x+2x+2.
−(x+2)(7x−9) or (-7x+9)(x-2)
The correct factorization of the trinomial [tex]-7x^{2} - 5x + 18[/tex] is Option (B) [tex]-1(7x - 9)(x + 2)[/tex]
How to factorize the given trinomial expression in the question ?The given expression is - [tex]-7x^{2} - 5x + 18[/tex]
Factorizing the given expression -
= [tex]-7x^{2} - 5x + 18[/tex]
= [tex]-(7x^{2} + 5x - 18)[/tex]
= [tex]-(7x^{2} + 14x - 9x - 18)[/tex]
= [tex]-[7x(x + 2) - 9(x + 2)][/tex]
= [tex]-1(7x - 9)(x + 2)[/tex]
Thus the factorization of the equation is Option (B) [tex]-1(7x - 9)(x + 2)[/tex]
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Which angle is adjacent to angle BGC
A. Angle AGB
B. Angle FGE
C. Angle BGE
D. Angle AGF
In simple terms, an adjacent angle shares a common vertex and one side with the given angle. From the choices given, Angle BGE is adjacent to Angle BGC since it shares the vertex G and side BG.
Explanation:In geometry, an adjacent angle shares a common vertex and a common side but do not overlap. If we consider the Angle BGC, the angle that shares its vertex at G and one of its sides (the side GB or GC) would be the adjacent angle. Based on the options provided and the definition of adjacent angles, the angle adjacent to Angle BGC would be Angle BGE as it fulfills the criteria of sharing a common vertex (G) and a side (BG) with Angle BGC.
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The second angle of a triangle is 3 times as large as the first. The third angle is 50° more than the first. Find the measure of the smallest angle
Your smallest angle is 26°
Angles in a triangle add up to 180°. This means:
Angle1 + Angle2 + Angle3 = 180°
The second angle of a triangle is 3 times as large as the first.
Angle2 = 3 * Angle1
The third angle is 50° more than the first.
Angle3 = Angle1 + 50°
Substitute these into the first formula, in terms of Angle1.
Angle1 + (3 * Angle1) + (Angle1 + 50°) = 180°
Expand and simplify.
5 * Angle1 + 50° = 180°
Put it into the formula Ax = B. You will have all the variables on one side and the integers on the other.
5 * Angle1 + 50° = 180°
5 * Angle1 + 50° - 50° = 180° - 50°
5 * Angle1 = 130°
Put it into the formula x = b. Solve to find 1 of the variable.
5 * Angle1 = 130°
5 * Angle1 / 5 = 130° / 5
Angle1 = 26°
Check this is right by substituting into the given formulas.
Angle2 = 3 * Angle1
Angle2 = 3 * 26
78 = 3 * 26
Angle3 = Angle1 + 50°
Angle3 = 26 + 50°
76 = 26 + 50°
Angle1 + Angle2 + Angle3 = 180°
26 + 78 + 76 = 180°
The smallest angle of the triangle is 26 degrees.
Explanation:The question is referring to a triangle, and the sum of the angles in a triangle is always 180°. Let's denote the first angle as 'x'. According to the question, the second angle is 3x and the third angle is x + 50°. Therefore, we set up the equation x + 3x + x + 50 = 180. This simplifies to 5x + 50 = 180. After subtracting 50 on both sides of the equation, we get 5x = 130, and hence, x = 130 / 5 = 26. Therefore, the smallest angle is 26°.
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If point S is reflected across the y-axis, what are the coordinates of its reflection image.
A. (2,-3)
B.(-2,3)
C.(3,-2)
D.(-3,2)
Answer:
D) coordinates of its reflection image is ( -3 , 2) .
Step-by-step explanation:
Given : S ( 3 ,2) If point S is reflected across the y-axis,
To find : what are the coordinates of its reflection image.
Solution : We have given S ( 3 ,2).
By the reflection rule over y -axis : (x ,y) →→ ( -x , y) .
Then x = 3 , y = 2
Then coordinates of its reflection image is
(3 , 2 ) →→ ( -3 , 2) .
Therefore, D) coordinates of its reflection image is ( -3 , 2) .
What is the volume of the square pyramid with base edges 24 m and height 9 m?
V=1728m³
Hope this answer helps!!
Factor x squared minus 9?
The expression 'x squared minus 9' represents a difference of two squares. It can be factored using the rule a² - b² = (a - b)(a + b), resulting in (x - 3)(x + 3).
Explanation:The expression x squared minus 9 is a difference of two squares, which can be factored into two binomials. The general rule for factoring a difference of squares is that a² - b² = (a - b)(a + b). Therefore, x² - 9 can be factored as (x - 3)(x + 3). Here, 'x' is the square root of 'x²' and '3' is the square root of '9'. Thus,
x² - 9 = (x - 3)(x + 3).
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The expression 'x squared minus 9' is factored as (x - 3)(x + 3) using the difference of squares rule in algebra.
Explanation:Factoring the expression x squared minus 9 is an application of a rule in algebra known as the difference of squares. The difference of squares rule states that for any two terms a and b, the difference of their squares can be factored as (a - b)(a + b). Apply this rule to the given expression x squared minus 9
by considering 'x' as 'a' and '3' as 'b' (since 3 squared is 9), we get (x - 3)(x + 3) as the result. So, x squared minus 9 factors into (x - 3)(x + 3).
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Help!! 15 points. Step by step explanation.
Answer: [tex]\bold{f(x)=2\bigg(x+\dfrac{3}{4}\bigg)^2+\dfrac{-25}{8} }[/tex]
Step-by-step explanation:
f(x) = 2x² + 3x - 2
[tex]\text{Add 2 to both sides:}\\f(x) + 2 = 2x^2+3x\\\\\\\text{Factor out 2 on the right side:}\\f(x) + 2 = 2\bigg(x^2+\dfrac{3}{2}x\bigg)\\\\\\\text{Add the value that creates a perfect square on the right side:}\\f(x) + 2 + 2\bigg(\dfrac{3}{2\cdot2}\bigg)^2=2\bigg[x^2+\dfrac{3}{2}x+\bigg(\dfrac{3}{2\cdot2}\bigg)^2\bigg]\\\\\\\text{Simplify:}\\f(x)+2+\dfrac{9}{8}=2\bigg(x+\dfrac{3}{4}\bigg)^2\\\\\\\text{Isolate f(x):}\\f(x)=2\bigg(x+\dfrac{3}{4}\bigg)^2+\dfrac{-25}{8}\\[/tex]
what are the mean, median, mode, and range for this set 5.1, 3.7, 3.1, 4.3, 7, 2, 4.3, 2.5
Answer:
Mean: 4, Median: 4, Mode: 4, Range: 5
Step-by-step explanation:
First Put the numbers in order from least to greatest:
2, 2.5, 3.1, 3.7, 4.3, 4.3, 5.1, 7
MEAN: The mean of a group of numbers is the the average so we'll add up all the numbers then divide them by the amount of numbers total. In this case: the um of all the numbers is 32. We are going to now dived 32 by 8, because there are 8 numbers. Using my multiplication facts, I know that 8*4 equals 32, therefore, 32/8 equals 4. So your mean is 4
MEDIAN: Your median is the middle number. This is why it was helpful to put the numbers in alphabetical order. In this one, you will cross off numbers from each end to find the one in the middle. Here is where it would be good to have a piece of paper and a pencil to cross out the numbers as you go. If you don't have paper, you can use your fingers, which is what I did. Take your finger and put it in front of the end numbers and from there keep going until you have a final middle number. In this case, there are 2 numbers in the middle, so you take the average of those 2 numbers. The two numbers in this problem are 3.7 and 4.3. You ad those together, and you get 8, now you divide 8 by 2 because you have 2 numbers. 8/2 is 4. So your median is 4.
MODE: is the easiest. It's simply the number that appears the most times in the sequence of numbers. so the mode here is 4.3.
RANGE: Range is the difference between the number with the highest value and the number with the lowest value. The highest value is 7 and the lowest is 2. 7-2 equals 5. So your range is 5
I hope this was helpful!
To calculate the mean, add all numbers together and divide by the count: the mean is 4. Order the numbers to find the median, which is the average of the two middle numbers: the median is also 4. The mode is the most frequent number: in this case, 4.3. Lastly, the range is the difference between the largest and smallest numbers: the range is 5.
To find the mean, median, mode, and range of the given set of numbers (5.1, 3.7, 3.1, 4.3, 7, 2, 4.3, 2.5), let's calculate each one step-by-step.
Mean: Add up all the numbers and divide by the total count:
Mean = (5.1 + 3.7 + 3.1 + 4.3 + 7 + 2 + 4.3 + 2.5) / 8
Mean = 32 / 8 = 4. The mean is 4.
Median: Order the numbers from least to greatest and find the middle number. If there is an even number of data points, take the average of the two middle numbers: 2, 2.5, 3.1, 3.7, 4.3, 4.3, 5.1, 7.
Median is (3.7 + 4.3) / 2 = 4.
Mode: The number that appears most often. In this set, 4.3 appears twice, so the mode is 4.3.
Range: Subtract the smallest number from the largest number in the set: 7 - 2 = 5. The range is 5.
Therefore, the mean is 4, the median is 4, the mode is 4.3, and the range is 5.
What is the value of x?
Answer options: 225, 135, 90, 180
Answer:
180
Step-by-step explanation:
We can use the central angle theorem to understand this problem.
The Central Angle Theorem states that the inscribed angle that fall on the opposite side of the circumference is half of the arc subtended by it.
The angle that is on the opposite side of the circumference is a right angle and thus it measures 90°. This is half of the arc labeled x. So x is twice that of 90.
So, x = 180 degrees
Answer:
180°
Step-by-step explanation:
The angle subtended by the arc is calculated as follows. The angle made at the center by an arc is twice the angle subtended at the circumference.
In the figure the angle subtended at the circumference by the arc is a right angle, that is, 90° thus the angle that subtends the arc is 2×90=180°
Can you conclude that this parallelogram is a rectangle? Explain.
the parallelogram in the image is a rectangle. There are two ways to tell this from the information given: The diagonals of a rectangle bisect each other, but the diagonals in the image do not bisect each other. The opposite sides of a rectangle are congruent, and the sides of the parallelogram in the image appear to be congruent.
The diagonals are perpendicular. In the image, one of the answer choices states that the diagonals are perpendicular, and this is the key giveaway. Diagonals of a rectangle are always perpendicular, so if a parallelogram has perpendicular diagonals, it must be a rectangle.
The diagonals are congruent. Another answer choice states that the diagonals are congruent. While this is also true for rectangles, it is not true for all parallelograms. So, while not all parallelograms with congruent diagonals are rectangles, all rectangles do have congruent diagonals.
Therefore, based on the information given in the image, we can conclude that the parallelogram is a rectangle.
Here are some additional properties of rectangles that you may find helpful:
Opposite sides of a rectangle are equal and parallel.
Opposite angles of a rectangle are equal.
All angles of a rectangle are right angles.
The diagonals of a rectangle bisect each other.
△ABC is inscribed in a circle. Find the angle between the tangents to the circle at points B and C, if m∠CAB=50°.
Answer:
80°
Step-by-step explanation:
We know the measure of ∠CAB. This is an inscribed angle; this means its measure is 1/2 that of the intercepted arc, BC. This means the measure of BC is 100°.
This makes the measure of arc BAC is 360-100 = 260°.
The measure of the angle formed by the tangents, since it is outside the circle, will be 1/2 of the difference of the intercepted arcs. This means the measure of this angle will be
1/2(260-100) = 1/2(160) = 80°
Based on the information given, it should be noted that the angle between the tangents to the circle at points B and C will be 80°.
From the given information, we've been given the measure of ∠CAB which is 50°.Since this is an inscribed angle, it implies that the measure is 1/2 that of the intercepted arc, BC. Therefore, the measure of BC will be: = 50/0.5 = 100°.Therefore, the measure of arc BAC will be: = 360° - 100° = 260°.It should be noted that the angle between the tangents to the circle at points B and C will therefore be calculated thus:
= 1/2(260-100)
= 1/2(160)
= 80°
In conclusion, the correct option is 80°.
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Felicia is a girl who plays on a co-ed volleyball team. Besides Felicia, the team is made up of 7 boys and 4 other girls. The team decided to randomly select its team captain. What is the probability that Felicia will be selected team captain
Answer:
1/14
Step-by-step explanation:
There are 9 + 4 + 1 people to choose from. Total = 14
There is a 1/14 probability that she will be choosen.
Answer:1/12
Step-by-step explanation:
is it rise over run or run over rise
I get it's most likely easy but I don't trust my brain.
rise over run
you can remember it doing the vertical over horizontal
Answer:
Step-by-step explanation:
It’s rise over run
I NEED HELP!!!!!!!!!!!!!!
Answer:
I believe it's P- 3250 (2.5) t
Step-by-step explanation:
If the framework is k= yx, P is the population total. 3250 is the number after 200 and 2.5t is the rate it increases by 2.5% every year, t
What point is on the graph of f(x)=4x
The point (1, 4) is on the graph of the function f(x)=4x.
To find a point on the graph, we can choose any value for x and compute the corresponding y-value using the function's formula.
For example, if x = 1, then f(1) = 4(1) = 4, so one point on the graph is (1, 4).
The point (1, 4) fulfills the dependence of y on x represented by the function f(x).
What are the zeros of the function y=2x^2+9x+4?
Answer: OPTION A
Step-by-step explanation:
To find the zeros of the quadratic equation given in the exercise, you need to apply the proccedure shown below:
- You must rewrite it as following:
[tex]2x^2+9x+4=0[/tex]
-You can apply the Quadratic formula, which is shown below:
[tex]x=\frac{-b\±\sqrt{b^2-4c}}{2a}[/tex]
In this case:
[tex]a=2\\b=9\\c=4[/tex]
- Therefore, when you substitute values, you obtain:
[tex]x=\frac{-9\±\sqrt{(9)^2-4(2)(4)}}{2(2)}[/tex]
[tex]x_1=-4\\\\x_2=-\frac{1}{2}[/tex]
The zeroes of the function y = 2x² + 9x + 4 is x = -1/2 and x = -4.
Given a function,
y = 2x² + 9x + 4
We have to find the zeroes of the function.
Zeroes of the function are the values of x or the input values when the values of y or the output values become 0.
Here the zeroes are the x values when y = 0.
Consider,
y = 2x² + 9x + 4
Let y = 0
2x² + 9x + 4 = 0
Using the quadratic formula,
Discriminant = √(9² - (4×2×4)) = √49 = 7
x values are,
x = (-9 ± 7) / 4
x = -1/2 and x = -4
Hence the correct option is A.
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If I make $14.00 an hour how much will I make monthly?
Answer:
$4032.00Step-by-step explanation:
If you are making $14.00 in an hour then in 1 day it will be $14.00 × 24 = $336.00 and in 1 month $336.00 × 12 = $4032.00