22madison
22madison 22madison
  • 30-03-2017
  • Mathematics
contestada

I need help on #11& #8

I need help on 11amp 8 class=

Respuesta :

makayla659
makayla659 makayla659
  • 30-03-2017
100 * pi = pi * r^2
Pi cancels on both sides of the equation
So... 100= r^2
= radius is 10
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