area of circle is I54cm. and its circum
ference.
Answers
Answered by
3
Answer:
44cm
Step-by-step explanation:
Area= 154cm
πr²= 154cm
22/7Xr²= 154cm
r²= 154X7/22
r²= 49cm
r= √49= 7cm
Circumference= 2πr= 2X22/7X7
= 44cm
Similar questions