Asked by Anonymous

The diameter of a semicircle is 4 millimeters. What is the semicircles area

5 years ago

Answered by Kenny

Diameter of a circle =2r

That of a semicircle ½d=r=2millimeters

Area of a circle =πr²

That of a semicircle=½πr²

Just plug in r

5 years ago

Answered by Anonymous

The diameter of a semicircle is 4 millimeters. What is the semicircle's perimeter?

3 years ago

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