unknown909 unknown909

18-04-2017
Mathematics

contestada

what is the area of a circle with a diameter of 4.2 centimeters? us 3.14 for pi. round your answer to the nearest tenth.

Respuesta :

wolf1728 wolf1728

18-04-2017

Circle Area = PI * radius^2
radius = 2.1
Circle Area = 3.14 * 2.1^2
Circle Area = 13.8

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