cnl072477 cnl072477

17-03-2016
Mathematics

contestada

A circular pool has a diameter of 20 feet. You want to purchase a cover for the pool. What area needs to be covered?

Respuesta :

17-03-2016

A=2[tex] \pi [/tex]r[tex] r^{2} [/tex]
r=D/2 = 20feet/2 = 10 feet

Therefore,
A=2[tex] \pi [/tex][tex] (10)^{2} [/tex]
A=200[tex] \pi [/tex]

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