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CP and CQ are tangents to a circle with ...

CP and CQ are tangents to a circle with centre O. ARB is another tangent touching the circle at R. If CP = 11 cm, BC = 7cm, Then the length BR is :

Text Solution

Verified by Experts

CP=CQ=11
AP=AR
BR=BQ
BC=CQ-QB
7=11-QB
QB=4cm
BR=4cm.
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