the radius of two circles are 3.5 cm and 7cm. find their circumference.
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Answer:
circumference 22cm and 44cm
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Question
the radius of two circles are 3.5 cm and 7cm. find their circumference.
Solution :-
Given :- we have
two cirlcle whose radius are 3.5 cm and 7cm.
Find :- their circumference.
solution :-
In 1 st circle
radius = 3.5cm
circumference of circle = π × 2 r
= 22/7 × 2 × 3.5cm
= 22 cm
similarly, In 2nd circle
radius of circle = 7cm
circumference of circle = π × 2 r
= 22/7 × 2 × 7cm
= 44 cm
Answer ⤵️
circumference of circle are 22cm and 44cm
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