Answer all of the following.
1. Find the circumference of a circle given that
(a) radius = 7 cm.
(b) radius = 3.5 cm.
(c) radius = 10.5 cm.
(d) radius = 42 cm.
2. Find the circumference of a circle given that the diameter is
(a) 70 cm.
(b) 35 cm.
(c) 2.1 cm.
Happy Trying !
Hafsah
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