ssaunders869 ssaunders869

27-05-2022
Mathematics

contestada

Find the area of a circle with a radius of 9. Leave the answer in terms of π.

Respuesta :

jimrgrant1 jimrgrant1

27-05-2022

Answer:

A = 81π units²

Step-by-step explanation:

the area (A) of a circle is calculated as

A = πr² ( r is the radius ) , then

A = π × 9² = 81π units²

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