A circular piece of thin wire is converted into a square of side 7.5cm if there is no loss or gain in its length, find the radius of the circular wire.
Answers
Answered by
1
Step-by-step explanation:
perimeter of Square-4*side=4*7.5=30 cm
perimeter of square=circumference of circle
30cm=2*22/7*r
30cm=44/7r
r=30*7/44
r=105/22
r=5cm about.
Similar questions