savageabdifatah savageabdifatah
  • 08-12-2020
  • Mathematics
contestada

Help me please help me thanks please

Help me please help me thanks please class=

Respuesta :

cmgam3r
cmgam3r cmgam3r
  • 08-12-2020

Answer:

1018 cm

Step-by-step explanation:

A=piR^2

To find the radius from circumference, we divide by pi and then divide by two.  

C=36pi

36pi/pi=36

36/2=18

R=18

if we plug 18 into

A=piR^2,

we get

18pi^2=A

18pi^2=1017.88

round this to get 1018

A=1018

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