5th question 's answer please urgent
Attachments:
Answers
Answered by
6
hope it help you ....
Attachments:
riya2277:
thanks a lot
Answered by
1
Let the ratio be in form R1:R2
Given R1:R2=2:3
So A1:R2=2πR1/2πR2
There fore
A:A2=R1:R2
=2:3
Similar questions