Question 993703
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^2 - 169 = 144)}}}
{{{r^2 = 313}}}
r =~ 17.6918 cm