Question

area of circle roadies r is​

Answer 1

Area of circle of radius R is πR^2

Answer 2

Answer:

Hello Dear User__________

Here is Your Answer...!!

____________________

Explanation:

Your queation is what is area of circle having radius r.

$Area \ of \ circle \ =\pi r^{2}$

Taking one example.

Find area of circle having radius 7cm.

we know formula

$Area \ of \ circle \ =\pi r^{2}$

$Area \ of \ circle \ =\frac{22}{7} \times7\times7 \ cm^{2}\\\\Area \ of \ circle \ =154 \ cm^{2}$

Hope now it is clear to you.