SOLUTION: A chord of length 24cm is 13cm from the centre of the circle.calculate the radius of the circle

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Question 993703: A chord of length 24cm is 13cm from the centre of the circle.calculate the radius of the circle
Answer by Alan3354(69443) About Me  (Show Source):
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A chord of length 24cm is 13cm from the centre of the circle.calculate the radius of the circle
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13 cm from the center --> segments of r+13 and r-13
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(r+13)*(r-13) = 12*12 = 144
r%5E2+-+169+=+144%29
r%5E2+=+313
r =~ 17.6918 cm