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In the given figure: CP, CQ are tangents to a circle with center O. ARB is another tangent touching the circle at R. If CP = 11 cm, BC = 7 cm. Length of BR is :
- 1 cm
- 2 cm
- 3 cm
- 4 cm
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Tangents drawn from an external point are equal in length.So, CP=CQ=11cm. and BC=7cm⇒CB+BQ=11cm⇒BQ=4cmSo, BQ=BR=4cm.So option D is the right answer.
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