18-08-2015
Mathematics

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The diameter of the jar of marshmallow fluff is 5in. What is the area of the jar opening? Please show the steps how to do that.

Respuesta :

18-08-2015

The opening of the jar is a circle.

The area of any circle is (pi) x (radius)²

What's the radius of the jar ?
Well, the diameter is 5 inches.
Radius = 1/2 of the diameter = 2.5 inches.

So Area = (pi) x (2.5 inches)² =

(3.14) x (6.25 square inches) = 19.625 square inches.

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