The radius of a coin is 12 mm what is the diameter of the coin what is the circumference of the coin what is the area of the coin

Question

asked Nov 1, 2021 130k views

1 Answer

Jarek Wilkiewicz · Answer 1 · 2021-11-06T04:56:42+0000

Answer:

Explanation:

radius of a coin is 12 mm

Diameter of the coin is twice the radius = 2 x 12mm = 24mm

The circumference of the coin= 2πr = 2 x3.14 x 12 = 75.36m

Area of coin = πr²= 3.14 x 12 x12 = 452.16mm²

what is the area of the coin