Question

if the area of circle is 154cm.sq. find radius​

Answer 1

area of circle= 154 cm²

πr²= 154

22/7×r²= 154

r²= 154×7/22

r²= 49

r=7 cm

Answer 2

Answer:

Area= 154. radius = ?

Step-by-step explanation:

Area = pier^2

154= 22/7×r^2

154×7/22 = r^2

7×7=r^2

therefore, r=7...