Post a New Question


posted by .

The ratio of the radii of two circles is 2:3. Find the ratio of their circumference and the ratio of their areas

  • math -

    since C = 2piR

    the ratio of circumferences is the same as the ratio of the radii.

    That is, if we substitute kR for R, we get

    2pi(kR) = k*2piR = kC

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

More Related Questions

Post a New Question