Math, asked by naveen3697, 1 year ago

there are two concentric circle in the given figure if the radius of the outer circle is 21 cm and the distance between the two circle is 7 cm find the area of the shaded region

Answers

Answered by Anonymous

heya!!!

here is your answer-

radius of outer circle (R)=21cm

and let radius of inner circle be r cm

and R-r=7cm

21-r=7cm

•r=14cm•

the area of shaded region-

πr²

22/7×14×14

22×28

•••616cm²•••

hope it helps

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naveen3697: but answer is 616 cm^2

Anonymous: so the shaded region is different as u doesn't given the photo

Anonymous: i think the area of shaded region is area of inner circle

Anonymous: ??

Anonymous: now see

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