Question

can someone plz help me? i need to find the area of a 9mm circle and round my answer to the nearest tenth. thank you!

Answer 1

Area of the circle =
`\pi r^2`

Area = 22/7 × 9 × 9 = 3.141 × 81 = 254.421
`mm^2`

`Thus \ area = 254.4 mm^2`

Answer 2

Look at the attached picture

Hope it will help you..

Good luck on your assignment

~prâgyå