the perimeter of an equilateral triangle is 150cm. If the length of the altitude of the triangle is x√3cm, what is the value of x?​

Answers

Answer 1

Answer:

X = 25

Step-by-step explanation:

To solve this question, we'll first of all find determine the side length of the triangle from the perimeter.

Perimeter of an equilaterial triangle = 3 * s

S = side length

Perimeter = 150cm

150 = 3s

S = 150 / 3

S = 50cm

The side lengths are 50cm each since they are all equal.

To find x,

We have to divide the triangle equally into two different part.

Check the first attachment for better illustration on how the equilaterial triangle is.

Check the second attachment for better illustration on the triangle when its divided into a right angle triangle.

From the right angle triangle, we can use pythagorean theorem to solve for x

a² = b² + c²

a = 50cm

b = 25cm

c = x√(3)

50² = [x√(3)]² + 25²

2500 = x² * 3 + 625

2500 - 625 = 3x²

1875 = 3x²

X² = 1875 / 3

X² = 625

X = √(625)

X = 25

The Perimeter Of An Equilateral Triangle Is 150cm. If The Length Of The Altitude Of The Triangle Is X3cm,
The Perimeter Of An Equilateral Triangle Is 150cm. If The Length Of The Altitude Of The Triangle Is X3cm,

Related Questions

HELP PLEASE
Lee's living room is 7 yards wide and 7 yards long. He wants to install teal carpet that costs $2.00 per square yard. How much will it cost to buy enough carpet for the living room?​

Answers

Answer:

98.00 Dollars

Step-by-step explanation:

7 x 7=49 square yards

49 x 2.00 = 98.00

Answer:

First find the area

7 x 7 = 49

every yard is $2

49 x 2 = 98

$98

Step-by-step explanation:

A cheetah can run 56 miles per hour. At that rate, a cheetah can run 27 miles in 15 minutes.
True
False

Answers

Answer:

false, they can run 14 miles in 15 minutes

Step-by-step explanation:

56 divide by 4 = 14

60 divided by 15 = 4

PLEASE HELP I DONT UNDERSTAND I WILL MARK BRAINLIEST 5STARS AND HEART​

Answers

i tried answering i hope this helps!

Answer:

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Step-by-step explanation:

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Solve the inequality 2(4x + 1) < 3(2x - 3)

Answers

Answer:

x<-11/2

Step-by-step explanation

Try to isolate the variable by dividing it.

8x + 8 < 6x - 9
2x < -17
x < - 8,5

Can someone please help me, will mark as brainliest... Solve questions 6-10 correctly...

Answers

Answer:

6- 9in

7- B

8- D

9-C

10-C

Step-by-step explanation:

Three solutions of the equation Ax + By = Cz - 14 are

(-3,- 3, 2), (4, 1, -13), and (6.-2, -9). Find A, B, and C.

Answers

c ccccccccc
for extra space

Evaluate the expression. 5^0*5^3

Answers

The answer is 0 because 5 to the 0=0 and 5 to the 3=125. And anything times 0 is 0

Answer:

125

Step-by-step explanation:

i had this question and it said it was right so..

Which choices are equivalent to the expression below? Check all that apply

Answers

Answer:

d

Step-by-step explanation:

Place the circles in order from the circle with the largest area to the circle with the smallest area.
a circle with a
diameter of
8 meters
a circle with a
radius of
7 meters
a circle with a
circumference
of 37.68 meters
a circle with a
diameter
of 16 meters

Answers

Answer:

a circle with a  diameter  of 16 meters  largest

a circle with a  circumference of 37.68 meters

a circle with a  radius of  7 meters

a circle with a  diameter of 8 meters

Step-by-step explanation:

a circle with a  diameter of 8 meters

The radius is 8/2 = 4

A = pi r^2 = 3.14 * 4^2 = 50.24 m^2

a circle with a  radius of  7 meters

A = pi r^2 = 3.14 * 7^2 = 153.86 m^2

a circle with a  circumference of 37.68 meters

C = 2*pi*r

37.68 = 6.28r  r =6

A = 3.14 (6)^2 =113.04

a circle with a  diameter  of 16 meters

r = d/2 = 8m

A = pi r^2 = 3.14 (8)^2 = 200.96 m^2

Answer:

a circle with a diameter of 16 meters

a circle with a radius of 7 meters

a circle with a circumference of 37.68 meters

a circle with a diameter of 8 meters

Step-by-step explanation:

a circle with a

diameter of

8 meters

A = pi × (8/2)² = 16pi

a circle with a

radius of

7 meters

A = pi × 7² = 49pi

a circle with a

circumference

of 37.68 meters

C = 2pi × r

37.68 = 2pi × r

r = 18.84/3.14 = 6

A = pi × 6² = 36pi

a circle with a

diameter

of 16 meters

A = pi × (16/2)² = 64pi

What is the common ratio of the geometric sequence below?

625, 125, 25, 5, 1, ...

Answers

The common ratio of the geometric sequence 625, 125, 25, 5, 1, ... is 0.2, determined by dividing any term by the preceding term.

The common ratio of a geometric sequence is found by dividing any term by the previous term. In the given sequence 625, 125, 25, 5, 1, ..., to find the common ratio, we can divide the second term (125) by the first term (625), which gives us

[tex]= \frac{125}{625} \\=\frac{1}{5}[/tex].

This ratio is consistent throughout the sequence as each subsequent term is  rac{1}{5} of the previous term. Hence, the common ratio for this geometric sequence is 1/5 or 0.2.

Which question is statistical?
What number of feet is equivalent to three miles?
How many miles did your family drive last week?
How many miles are between the library and the post off
How many miles does each member of the biking club ri

Answers

Answer:

How many miles does each member of the biking club ri de>

Step-by-step explanation:

This question is statistical, because 1) it provides a thing for you to study (how many miles does each member ride, as well as 2) provides (hopefully) enough respondents (the members of the biking club) that it will not skew the statistics.

~

evaluate the expression for s=9
72/s

Answers

Answer:

8

Step-by-step explanation:

72/s

Let s=9

72/9 = 8

A box is 12 in, high, 24 in. long, and 8 in. wide. What is the longest poster you could fit in
the box? Use pencil and paper. Explain why you can only fit one maximum-length poster in the box
but you can fit multiple 26-in, posters in the same box.

Answers

The maximum length of the poster that can be put in the box is [tex]28in[/tex].

Cuboid

In a cuboid, the longest dimension is the diagonal of the cuboid.

   Diagonal = [tex]\sqrt{(length)^{2}+(width)^{2}+(height)^{2} }[/tex]

How to calculate the diagonal of a cuboid?

Let,    [tex]l=[/tex] the length of the cuboid

         [tex]b=[/tex] the width of the cuboid

         [tex]h=[/tex] the height of the cuboid

And   [tex]d=[/tex] the diagonal of the cuboid

So, as per the formulae [tex]d=\sqrt{l^{2}+b^{2}+h^{2} }[/tex]

Assigning the given values,

[tex]l=24[/tex]

[tex]b=8[/tex]

[tex]h=12[/tex]

Now, calculate [tex]d[/tex] using the formulae,

[tex]d=\sqrt{24^{2}+8^{2}+12^{2}}=\sqrt{576+64+144}=\sqrt{784}=28[/tex]

Hence, the maximum length of the poster that can be put in the box is [tex]28in[/tex].

Learn more about the cuboid here-https://brainly.com/question/9740924

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The longest poster that fits in the box is 28 inches, matching the diagonal length. Multiple 26-inch posters fit due to the box's length of 24 inches.

To determine the longest poster that can fit inside the box, we need to find the length of the diagonal of the box, as this represents the maximum length a poster can have and still fit within the box.

Given dimensions of the box:

- Height (h) = 12 inches

- Length (l) = 24 inches

- Width (w) = 8 inches

We will use the formula for the diagonal ( d ) of a rectangular box:

[tex]\[ d = \sqrt{h^2 + l^2 + w^2} \][/tex]

Substitute the given values:

[tex]\[ d = \sqrt{12^2 + 24^2 + 8^2} \][/tex]

[tex]\[ d = \sqrt{144 + 576 + 64} \][/tex]

[tex]\[ d = \sqrt{784} \][/tex]

[tex]\[ d = 28 \text{ inches} \][/tex]

Therefore, the diagonal ( d ) of the box is 28 inches.

Now, the longest poster that can fit inside the box cannot exceed this diagonal length of 28 inches. Hence, the longest poster that can fit in the box is 28 inches in length.

Regarding why you can fit multiple 26-inch posters but only one 28-inch poster:

- The box is 24 inches long, so a 26-inch poster can fit along the length of the box without exceeding it.

- However, a 28-inch poster matches the diagonal length exactly, meaning it stretches from one corner of the box to the opposite corner, utilizing the maximum space available inside the box. Trying to fit more than one 28-inch poster would require overlapping or exceeding the box's dimensions, which is not possible.

In conclusion:

- The longest poster that can fit in the box is **28 inches** in length, corresponding to the length of the diagonal of the box.

- You can fit multiple 26-inch posters in the box because each poster fits within the length of the box without overlapping or exceeding the dimensions.

A right prism has a base in the shape of an octagon. The side length of the octagon is 4 inches. The length of the apothem is 4.83 inches. The height of the prism is 12 inches. What is the volume of the prism? Round your answer to the nearest whole number.

___cubic inches

Answers

Answer:

your fricked I don't even know this lolll

Answer:

927 Cubic inches

Step-by-step explanation:

Area of Octagon, using the formula for finding the area of regular polygons (A = 1/2 x apothem x perimeter): A= 1/2 x 4.83 x 4(8) -> A = 77.28

Then using the Area of the base , you then multiply it with the height, and you get your volume: 77.28 x 12 = 927 cubic inches

Maria and Jeff collect data on the number of cars that pass through an intersection every Monday morning for 2 months. They record the findings as 78, 158, 63, 71, 56, 67, 75, and 64. They each use different methods to summarize the typical number of cars that pass through the intersection at the specified time and compare their findings. Jeff says that, on average, 79 cars pass through the intersection each Monday morning. Maria disagrees and says that the mean should not be used and uses the median instead to describe the typical number of cars that passes through the intersection on any given Monday morning.



A) What is the median value of the data?

Answers

56, 63, 64, 67, 71, 75, 78, 79, 158 (putting numbers in least to greatest makes this easier) so what you would do to find the median is remove the first and last number until you have one number remaining.
Therefore the answer should be 71

Final answer:

The median value of the car counts recorded by Maria and Jeff is calculated by first ordering the data and then finding the average of the two middle numbers, leading to a median of 69 cars passing through the intersection.

Explanation:

The median is a measure of central tendency which is used when the data set has outliers or is not symmetrically distributed. To calculate the median of Maria and Jeff's data which includes the number of cars that pass through an intersection, we first need to arrange the data set in ascending order: 56, 63, 64, 67, 71, 75, 78, and 158. Since there are eight numbers, we take the average of the two middle numbers (67 and 71).

To find the median, we add 67 and 71 to get 138 and then divide by 2, which results in a median of 69 cars. Thus, according to Maria's method, on average, a typical number of cars that would pass through the intersection on a Monday morning would be 69.

An astronomer knows the distances from herself to stars A and B as well as the distance between them.


The distances are 450, 400, and 90 light years (1.y.) respectively.


If the astronomer's telescope is currently pointed at star A. how many degrees must she rotate her


telescope to see star B?


Do not round during your calculations. Round your final answer to the nearest degree,


B


90


400 l.y.


Astronomer


450 l.y.

Answers

Answer:

see attachement

Step-by-step explanation:

Represent the espression “A number, x, decreased by the sum of 2x and 5” algebraically.

Answers

It would be X-2x+5, hope this helps

This is really confusing I couldn't find anything so If you know to do this please help or i will die (not literally)

Answers

Answer:

sry, didn't know how to answer #10

Step-by-step explanation:

3: 115°

4: 62°

5: ∠FED

6: 98°

7: 139°

8: 65°

9: 65°

10: unsure

11: 37

12: 16.97

13: 15.8

14: 71.063352017759

15: 13

20 POINTS!!!!

What is the area of the following trapezoid in square feet?
135 ft^2
165 ft^2
82.5 ft^2
64.9 ft^2

Answers

Answer:

135 ft^2

Step-by-step explanation:

7yd = 7*3 feet = 21 feet

[tex]area \: of \: trapezoid \\ = \frac{1}{2} (15 + 21) \times 7.5 \\ = \frac{1}{2} \times 36 \times 7.5 \\ = 18 \times 7.5 \\ = 135 {feet}^{2} [/tex]

The answer to this question would be 82.5 because the formula for finding the area of a trapezoid is,
A=a+b /2 h,
Put the numbers in place,
A=15+7/2 7.5,
A=82.5

^ Casey was able to map line segment UV onto line segment ST using a translation and a rotation.

WORTH 15 POINTS PLEASE HELP!!!

Casey concluded:

"I was able to map line segment UV onto line segment ST using a sequence of rigid transformations without a dilation, so the figures are congruent but they are not similar."

What error did casey make in her conclusion?

A. The correct conclusion is that the segments are congruent and similar.
B. The correct conclusion is that the segments are neither congruent, nor similar.
C. There is no error. This is a correct conclusion

Which one is it please?​​

Answers

Answer:

A. The correct conclusion is that the segments are congruent and similar.

Step-by-step explanation:

Congruent figures are also similar because when all sides are equal, they are in the same ratio too (i.e 1 : 1)

A trapezoid was broken into a rectangle and two
triangles
The base of each triangle bis
The area of the rectangle is
The area of each triangle is
The area of the trapezoid is
LIT

Answers

Answer:

The base of each triangle B is: 2 ✓

The area of the rectangle is: 4 ✓

The area of each triangle is: 4 ✓

The area of the trapezoid is: 12 ✓

Step-by-step explanation:

Hope I helped, btw I'm following everyone who follows me! :)

What are the domain and range of f(x)=(1/6)x+2

Answers

Answer:

That should be right

Step-by-step explanation:

Final answer:

The domain of f(x) = (1/6)x + 2 is all real numbers, and the range is also all real numbers.

Explanation:

The given function is f(x) = (1/6)x + 2.

The domain of a function is the set of all possible input values. In this case, since there are no restrictions on x, the domain is all real numbers.

The range of a function is the set of all possible output values. The function is a linear function with a positive slope, which means as x increases, f(x) also increases. Therefore, the range is also all real numbers.

Learn more about Domain and range of a linear function here:

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HELP PLEASE!
Which shows a correct way to determine the volume of the right rectangular prism?
4 cm
6 cm
13 cm
O 3+6 + 4 = 13 cm
2(3 + 6 + 4) = 26 cm
4(3) + 6 = 18 cm
3(6)(4) = 72 cm

Answers

Answer:

3(6)(4) = 72 cm

Step-by-step explanation:

The volume of a rectangular prism = Length * Width * Height

Substitute your values into the equation and solve for V

V = 3 * 6 * 4

V = 72 [tex]cm^{2}[/tex]

Answer:

d.72

Step-by-step explanation:

volume = area of base *height = 4*3  * 6

a dart board has 10 equally sized slices numbered from 1-10. some are grey and some are white. the slices numbered 1,2,3,4,5,6,8,9 and 10 are grey. the slice number 7 is white. a dart is tossed and lands on a slice at random. let X be the event that the dart lands on a grey slice, and let P(X) be the probability of x. let not X be the event that the dart lands on a slice that is not grey,and let P( not X) be the probability of not X.

Answers

Answer:

We have 10 sections, we can assume that the probability of hitting each of one of them is the same.

we have 9 grey slices and 1 white slice, then the probability of landing in a grey slice is equal to the number of grey slices divided by the total number of slices:

P(X) = 9/10 = 0.90

The probability of not landing in a grey slice is equal to the probability of landing in the white slice, this is:

P(not X) = 1/10 = 0.10

Also, when you have only two events, you can calculate this as:

P(not X) = 1 - P(X) = 1 - 0.90 = 0.10

A kangaroo hop 3520 yards to the lake with her baby in her pouch shop the remaining 5280 hours without her baby in her pouch how many miles did the kangaroo hop to the lake

Answers

Answer:

The kangaroo hopped a total of 5 miles to the lake.

Explanation:

To convert yards to miles, we can use the conversion factor that 1 mile is equal to 1760 yards.

So, to find out how many miles the kangaroo hopped to the lake, we first sum the distance with and without the baby in her pouch:

Total distance = Distance with baby + Distance without baby

Total distance = 3520 yards + 5280 yards

Total distance = 8800 yards

Now, we convert this total distance to miles:

Total distance in miles = Total distance in yards / 1760 yards/mile

Total distance in miles = 8800 yards / 1760 yards/mile

Total distance in miles = 5 miles

Therefore, the kangaroo hopped a total of 5 miles to the lake.

The volume of a cone is 763.02. the radius and height of the cone are equal. What is the radius of the cone?

Answers

Answer:

The radius of the cone is 9cm

Step-by-step explanation:

This problem bothers on the mensuration of solid shapes, a cone

The volume of a cone is expressed as

V=1/3(πr²h)

We were told that the radius r and the height h are equal

I.e r=h

Substituting h=r in the formula we have

V= 1/3(πr²*r)

V =1/3(πr³)

To find the radius r let us substitute our given 763.02cm³ (note we assume unit in cm)

763.02= 1/3(3.142r³)

763.02= (3.142r³)/3

763.02*3=3.142r³

2289.06=3.142r³

r³=2289.06/3.142

r³= 728.54

r= ³√728.54

r= 8.99cm

≈r= 9cm

If P = (6,5) and Q = (2, 1) are the
endpoints of the diameter of a circle,
find the equation of the circle.
(x – 4)2 + (y - 3)2 = [?]

Answers

Answer:

  (x – 4)^2 + (y – 3)^2 = 8

Step-by-step explanation:

The square of the diameter will be 4 times the square of the radius. The square of the diameter is the sum of squares of differences of coordinates of P and Q:

  d^2 = |PQ|^2 = (2 -6)^2 +(1 -5)^2 = 16 +16

  d^2 = 32

  4r^2 = 32 . . . . . substitute 4r^2 for d^2

  r^2 = 8 . . . . . . . divide by 4 to find r^2

The equation of a circle centered on (h, k) with radius r is ...

  (x -h)^2 +(y -k)^2 = r^2

The given equation tells us the center is (h, k) = (4, 3), so we need only fill in the value of r^2.

  (x -4)^2 +(y -3)^2 = 8

Please help me I don’t understand

Answers

Answer:

I think it's a or d I think

Solve the following equation algebraically
x^2=192

Answers

Answer:

13.8564

Step-by-step explanation:

The square root of 192 is about 13.8564 meaning that 13.8564^2≈192

Answer:

B -13.86, 13.86

Step-by-step explanation:

Edge

Plot the image of point Q under the translation (x,y) (x+1,y+2).

Answers

Answer : Point “ Q “ should be on (-4,4) so go over 1 unit to the RIGHT & two units UP so your new points would be ( -3 , 6 ) hope this helps yw / btw .

Step-by-step explanation:

The image of point Q under the translation at (x,y) -> (x+1,y+2) is (-3,6)

How to plot the image of point Q under the translation?

The translation is given as:

(x,y) -> (x+1,y+2)

The point Q is located at

(-4,4)

So, the image would be:

(x,y) -> (-4+1,4+2)

Evaluate

(x,y) -> (-3,6)

Hence, the image of point Q under the translation at (x,y) -> (x+1,y+2) is (-3,6)

Read more about translation at:

https://brainly.com/question/8959437

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Explain the historical circumstances that led to the writing of the United Nations Declaration of Human Rights?Universal Declaration of Human RightsArticle 1 All human beings are born free and equal in dignity and rights. Article 3 Everyone has the right to life, liberty, and security of person. Article 4 No one shall be held in slavery or servitude; slavery and the slave trade shall be prohibited in all their forms. Article 5 No one shall be subjected to torture or to cruel, inhuman, or degrading treatment or punishment. Article 9 No one shall be subjected to arbitrary arrest, detention, or exile. Article 13 1. Everyone has the right to freedom of movement and residence within the borders of each State. 2. Everyone has the right to leave any country, including his own, and to return to his country. Article 14 Everyone has the right to seek and to enjoy in other countries asylum from persecution. Article 15 Everyone has the right to a nationality. 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