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Calculate the area of the shaded region

Calculate the area of the shaded region-example-1
User Zarif
by
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1 Answer

4 votes

Explanation:


a = \pi(r2 - r1)(r2 + r1)

A = \pi( 6.5cm - 2.3cm)(6.5cm + 2.3cm)

\pi ( 4.2cm)( 8.8cm)

= \pi ( 36.96cm^)

= 37pi cm^

User Bworby
by
4.3k points