Find the perimeter
of a circle whose radius is 4.9cm.
Answers
Answered by
2
Circumference of circle = 2πr
= 2 × 3.14 × 4.9
= 30.772 cm.
Answered by
1
Perimeter of the circle = 2πr² sq.units.
=2×22/7×4.9×4.9
=2×22×0.7×4.9
=44×3.43
=150.9cm
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