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statuscvo [17]
3 years ago
8

Calculate the shaded portion #1

Mathematics
2 answers:
podryga [215]3 years ago
5 0

answer:

B) 58.88 inches^2

Steps:

You need to find the area BETWEEN a big circle and a small circle. So you need the areas of the circles first. The big circle of radius 2.5 + 2.5 = 5 with a smaller circle of radius 2.5 inside.

The area of a circle is pi*radius^2 so the area of the big circle is 25pi and the area of the small circle is 6.25pi. So the area in between the big circle and the small circle is 25pi - 6.25pi = 58.88 inches^2 (choice B)

aliya0001 [1]3 years ago
3 0

Answer:

58.875

Step-by-step explanation:

use the big are - samll area

3.14×5^2-3.14×2.5^2=58.875

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