Seudónimo Seudónimo

06-05-2016
Mathematics

contestada

Please Answer Fast

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 :

IBpositive IBpositive

06-05-2016

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

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