the radii of two circle are in the ratio 3:5 find the ratio between their circumferences
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Let the circumference of first circle be C1
Circumference of second circle be C2.
C1/C2 = 2Πr1/2Πr2
= 2×Πx3/2×Π×5
= 3/5
= 3:5
Circumference of second circle be C2.
C1/C2 = 2Πr1/2Πr2
= 2×Πx3/2×Π×5
= 3/5
= 3:5
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