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- If circumference of a circle is 22 cm, then the radius of the circle is equal to
. If circumference of a circle is 22 cm, then the radius of the circle is equal to
If circumference of a circle is 22 cm, then the radius of the circle is equal to
(a) 3.5 cm.
(b) 7 cm.
(c) 11 cm.
(d) 22 cm.
Best Answer
Ans: (a)
Explanation:
Q circumference of circle(C) = πd
22=22/7*d
D=7cm
We know that d=2*r
R=7/2=3.5 cm
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