Find the radius of a circle with an area of 400cm²
Answers
Answered by
0
Answer:
Hope it helps you.....………
Attachments:
Answered by
0
Answer:
r=11.28cm
Step-by-step explanation:
area of circle A=πr^2
A=400cm^2
400=πr^2
400=(22/7)r^2
r^2=400×(7/22)
r^2=127.3
r=√127.3
r=11.28cm
Similar questions