Find the length of the tangent to a circle with center o and radius 3 cm from point p such that op =5 cm
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Let
tangent be QP
r= 3cm QO
distance from point P
OP= 5cm
therefore QP^2 = OP^2 _ QO^2
25 _ 9
16
THEREFORE QP = 4
tangent be QP
r= 3cm QO
distance from point P
OP= 5cm
therefore QP^2 = OP^2 _ QO^2
25 _ 9
16
THEREFORE QP = 4
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