rs872457
rs872457 rs872457
  • 20-04-2020
  • Mathematics
contestada

what is the area of a circle that is 3 inches?

Respuesta :

amna04352
amna04352 amna04352
  • 20-04-2020

Answer:

28.26 in²

Step-by-step explanation:

Radius = 3

Area = pi × r²

3.14 × 3²

28.26

Answer Link
Sarah06109
Sarah06109 Sarah06109
  • 20-04-2020

Answer:

28.27 inches^2

Step-by-step explanation:

The area of a circle can be found using:

a= pi* r^2

We know r, or the radius is 3, so we can substitute that in

a= pi * 3^2

a=pi *9

a=28.2743339...

The area is about 28.27 inches^2

Answer Link

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