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andrew11 [14]
3 years ago
12

A circle is drawn within a square as shown. What is the best approximation for the area of the shaded region? Use 3.14 to approx

imate pi. There is a shaded square with a circle inside it and there is a 28 in. Mark on the side of the square.
Mathematics
1 answer:
Angelina_Jolie [31]3 years ago
4 0

Answer:

168.168 square inches

Step-by-step explanation:

Given data

From the question, we can deduce that the side of the square is 28in

Hence the area of the square is

Area= 28^2

Area= 784 square inches

Also, the diameter of the circle is 28 in

The radius = 14 in

Area of circle= πr^2

Area= 3.142*14^2

Area= 3.142* 196

Area= 615.832 square inches

Therefore the area of the shaded region is

= Area of Square - Area of Circle

= 784-615.832

=168.168 square inches

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The surface area of a rectangular prism is 2,280 square feet. If the width and height are 20 and 15 feet, the length of the pris
kolbaska11 [484]

Answer:

The statement is trrue.

Step-by-step explanation:

Given that,

The surface area of a rectangular prism = 2,280 square feet

Width, b =20 feet

Height, h = 15 feet

The formula for the surface area of a rectangular prism is given by :

A=2(lb+bh+hl)

Where

l is the length of the prism

Substitute all the values,

A=2(lb+bh+hl)\\\\2,280=2(20l+20\times 15+15l)\\\\1140=(20l+20\times 15+15l)\\\\1140=35l+300\\\\1140-300=35l\\\\35l=840\\\\l=24\ feet

So, the length of the prism is equal to 24 feet.

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3 years ago
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I think it’s a ) running up a hill then walking up a hill be b would mean it would have to be more horizontal to explain constant if i’m not mistaken and c would have to be negative
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2 years ago
Read 2 more answers
Find the perimeter of the polygon
Zielflug [23.3K]

Answer:

100

Step-by-step explanation:

Okay so I'm not 100% sure but I think it's 100 because:

Angle B and D are the same, so the 12.5 areas will be the same (I honestly suck at explaining I'm really sorry.) But, if you add the sides from angle B and D it will be 50 because 12.5 + 12.5 + 12.5 + 12.5 (or 12.5 * 4). Meanwhile, For angle A and C, both outsides are the same as the other side.

I'm so sorry I can't explain the problem well but once you add them:

11.5 + 11.5 + 12.5 + 12.5 + 12.5 + 12.5 + 13.5 + 13.5 = 100

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Zolol [24]
The correct answer is letter C
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In the following triangle theta=60.Find the values of the angles of the angles B and B'
Contact [7]

Answer:

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For isosceles it would need to be 58 61 61 as 60, 60,60 cannot be isosceles.

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Step-by-step explanation:

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