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kirill [66]
3 years ago
7

Can someone please help me with this question the instructions are to use a calculator to find the perimeter (the solid lines an

d curves) of each figure. The perimeter of each semicircle can be found by using the equation 1/2 pi d (the place where I put the words pi has the pi symbol, and d is just a variable. Also use 3.14 as pi, and the top part is cut off a little bit, but it still counts as a full semi circle. Please help me.

Mathematics
2 answers:
ahrayia [7]3 years ago
8 0

Answer:

The answer is 113.04(inch)

Step-by-step explanation:

2r=24(inch)

r=12(inch)

A circle perimeter 2r*pi .

A  semicircle perimeter is (2r*pi)/2= r*pi.

3 semicircle perimeter are 3*r*pi = 3*12*3.14=113.04(inch)

solniwko [45]3 years ago
4 0
The answer is 113.04
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PLEASE HELP ME IVE POSTED THIS 765678 AND STILL NO RESPONSE
Debora [2.8K]

Problem 1

<h3>Answer:  6.7</h3>

----------------

Work Shown:

The two points are (x_1,y_1) = (1,-2)  and (x_2,y_2) = (4,4)

Apply the distance formula to get the following

d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}\\\\d = \sqrt{(1-4)^2 + (-2-4)^2}\\\\d = \sqrt{(-3)^2 + (-6)^2}\\\\d = \sqrt{9 + 36}\\\\d = \sqrt{45}\\\\d \approx 6.7082039\\\\d \approx 6.7\\\\

The distance between the two endpoints is roughly 6.7 units. This is the same as saying the segment is roughly 6.7 units long.

======================================================

Problem 2

<h3>Answer:  3.6</h3>

----------------

Work Shown:

We'll use the distance formula here as well.

This time we have the two points (x_1,y_1) = (3,1) and (x_2,y_2) = (5,-2)

The distance between them is...

d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}\\\\d = \sqrt{(3-5)^2 + (1-(-2))^2}\\\\d = \sqrt{(3-5)^2 + (1+2)^2}\\\\d = \sqrt{(-2)^2 + (3)^2}\\\\d = \sqrt{4 + 9}\\\\d = \sqrt{13}\\\\d \approx 3.6055513\\\\d \approx 3.6\\\\

This distance is approximate.

5 0
2 years ago
Help please ! Thank you
tatyana61 [14]

Answer:

yes, no, yes

Step-by-step explanation:

7 0
2 years ago
Read 2 more answers
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