Question

Find the diameter of a circle whose circumference is :
(i) 2.2 cm
(ii) 26.4cm
(iii) 220 cm
(iv) 44 cm
(v) 0.88 m​

Answer 1

Answer:

iii) circumference=220cm

2πr=220cm

2*22/7*r=220cm

r=220*7/2*22

r=35cm

iv) circumference=44cm

2πr=44cm

2*22/7*r=44cm

r=44*7/2*22

r=7