Asked by Ay
A chord length 14cm is midway a radius of a circle.calculate the radius of a circle
Answers
Answered by
oobleck
Draw a diagram. If the radius is 2r, then
r^2 + 7^2 = (2r)^2
3r^2 = 49
now finish it off
r^2 + 7^2 = (2r)^2
3r^2 = 49
now finish it off
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