Question

Diameter of a circle is 5 what is the area in simplest form

Answer 1

19.6 cm²

Explanation:

The formula of the area of a circle

= πr²

The radius of the circle

= 5÷2

= 2.5 cm

The area of the circle

= π×2.5²

= 19.63495...

= 19.6 cm² (rounded to the nearest tenth)