A point P is 25cm away from the centre O of a circle and the length PQ of the tangent segment drawn From P to the circle is 24cm.Find the radius
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Answered by
58
By Pythagoras theorem,
OP^2 + PQ^2 = OQ^2
OP^2 + 24^2 = 25^2
OP^2 = 625 - 576
OP^2 = 49
OP = 7
The radius of the circle will be 7cm.
Hope this helps!
OP^2 + PQ^2 = OQ^2
OP^2 + 24^2 = 25^2
OP^2 = 625 - 576
OP^2 = 49
OP = 7
The radius of the circle will be 7cm.
Hope this helps!
Answered by
60
The radius of circle is 7 cm
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