Physics, asked by aryanbharadwaj7943, 1 year ago

The diameter of a coin is 4.2cm find its surface area

Answers

Answered by urstrulyharsh

1

Answer:

4.2/2=2.0 is radius

formula =pie × radius × radius
3.14 × 2 × 2
=12.56 sq cm

hope it helps

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