awesomebabygirl2004 awesomebabygirl2004

07-05-2019
Mathematics

contestada

A clock face has a diameter of 10 inches. What is the area of the clock face?

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

07-05-2019

Answer:

A = 78.5 in ^2

Step-by-step explanation:

Area of a circle = pi * r^2

The radius is d/2

r= 10/2

r =5

A = pi * r^2

Substitute r=5

A = pi *(5)^2

A = 25 pi

We know that pi is approximated by 3.14

A = 25 (3.14)

A = 78.5 in ^2

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