Robel6lRutNealondi Robel6lRutNealondi

11-05-2016
Mathematics

contestada

What is the exact area of a circle with a diameter of 18 feet?

A.36π square feet
B.81π square feet
C.324π square feet
D.1296π square feet

Respuesta :

tinydoll16 tinydoll16

17-05-2016

area = π*r^2
= π * 9^2
=81π square feet. - B is your answer

Answer Link

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