Physics, asked by bhattaraiprabin28, 5 months ago

5. If the radius of a coin is 20 cm, find its surface area.

Answers

Answered by pariharvikrantsingh2

1

Answer:

If r = 20 cm then the area of each side is 400 pi sq cm. Since a coin has 2 sides, the total surface area is 800 pi sq cm.

Explanation:

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