Question

If the ratio of the radii of two circles is 8:15. find the ratio of their circumference?

Answer 1

Answer:

The ratio of their circumference will also be 8:15 because :

If you divide the circumference of first circle and circumference of second circle with radii 8 units and 15 units respectively.

Both 2×Pie will be cut off.

And 8:15 will remain.