27-12-2016
Mathematics

contestada

The formula for the area of a circle is A=pir^2. Find the area of a circle with a diameter of 6.4 centimeters. Use a calculator and round your answer to the nearest square centimeter.

Respuesta :

27-12-2016

A=pi(3.2)^2= 32.1699087728
A=32cm^2

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