Question

If Ra radius is 10cm , what will be the diameter and the area of the circle​

Answer 1

Diameter=20 cm, Area=100
`\pi`

Explanation:

To find the diamter of a circle (given the radius), you multiply the radius by 2. 10cm*2=20 cm. The area of a circle is the radius squared times pi. 10^2 times pi is equal to 100
`\pi`.