Question

plz answer.i need help.

Answer 1

Step-by-step explanation:

area of shaded region = the bigger semicircle + another smaller semicircle - a semicircle

= πr^2 + πr^2. - πr^2

2. 2. 2

=. π/2. ( r^2 + r^2 - r^2)

=. π/2. ( 10^2 + 5^2 - 5^2)

=. π/2. ( 100 + 25 - 25)

=. π/2. ( 100)

=. π × 50

=. 157.10

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Answer 2

Hope it's helpful .....

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