Question

find the radius of a circle whose area is 4r cm²​

Answer 1

Answer:

PLEASE MARK AS BRAINLIEST

area =πr square

πr square = 4r

therefore radius =2cm

Answer 2

Step-by-step explanation:

Question :-

• find the radius of a circle whose area is 4r cm²

To find :-

• Radius of circle.

Solution :-

$→ Area$ = πr²

$→ 4r$

=> So , radius 2 cm

Answer :- 2 cm