notgoodatmaths notgoodatmaths

25-04-2021
Mathematics

contestada

The area of a circle

The area of a circle class=

Respuesta :

MissAmelia77 MissAmelia77

25-04-2021

Answer:

area of the circle = 36π cm²

But area of a circle = πr²

Which means,

πr² = 36π

r² = 36π/π

r² = 36

r = √36 = 6 cm

Radius = 6 cm

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