Colaaa767 Colaaa767

05-03-2021
Mathematics

contestada

A circle has a radius of 9 cm.
Work out the area of the circle.
Give your answer in terms of pi.

Respuesta :

ItsSaurav07 ItsSaurav07

05-03-2021

Radius = 9cm

So,

Area of circle = πr²

= π(9)²

= π × 81 cm²

= 81π cm²

Answer Link

10sophieodepl 10sophieodepl

05-03-2021

Answer:

254.469 cm

Step-by-step explanation:

area = πr^2

π × 81 = 254.469005 rounded to 254.469 cm

in other terms, 81π cm^2

Answer Link

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