Question

A wire is in square shape of 10.5 cm each.the same wire is bent in the form of circle find it's radius?

Answer 1

Answer:

Step-by-step explanation:

First perimeter. Of a square= 4×s

Now 4×10.5=42

Now circumference of the circle=2πr

Now 2×22/7×r =42

44/7×r=42

r=42×7/44

r=147/22

r=6.6cm