Math, asked by marshel2019, 10 months ago

the inner diameter of a ring shaped iron sheet is 12 cm and its outer diameter is 16 cm find the area of the iron sheet in the ring​

Answers

Answered by smita1101
1

Answer:

88 cm²

Step-by-step explanation:

inner d=12

r=12/2

=6

area1=πr²

        =pi*6²

        =36π cm²

outer d=16

r=16/2

=8

area2=πr²

         =π*8²

         =64π cm²

Therefore area of ring= 64π-36π = 28π = 28*22/7 = 4*22 = 88 cm

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