Question

If the difference of circumference and diameter of circle is 90cm .find the diameter

Answer 1

LET THE DIAMETER OF THE CIRCLE BE D cm.

According to the question

22/7D-D=90

D(22/7-1)=90

D(15/7)=90

D=90×7/15

D=42

Hence the required diameter of the ⭕ is 42 cm