Q.1: Find the circumference of the circles having the following radius/diameter:
a) r = 14 cm
b) r = 25 m
c) r = 70 mm
d) d = 84 m
e) d = 0.70 m
Q.2: Find the area of the circles having the following radius/diameter:
a) r = 3.5 m
b) r = 21 cm
c) r = 105 mm
d) d = 98 cm
e) d = 126 mm
