Question

The ratio of the radii of of two circles is 4:5.Find the ratio of their areas.
Ans quick
Don't spam
and if u don't know then don't write pls:)​

Answer 1

Let the 1st Radius be 4x

And 2nd radius be 5x

Area of circle= πr²

Ratio of area = Area of 1st radius

Area of 2nd radius

Ratio of area = 22/7 × 4x × 4x ( 22/7 is cancel by

22/7 × 5x × 5x 22/7 and x is also cancel)

Ratio of area = 4 × 4 = 16:25

5 × 5

Hope it helps you

Mark me Brainllest

Answer 2

Answer:

1hhhhhhhhhhhhhhhhhhhhhhhhhhhh