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If PAB be the secant of …

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If PAB be the secant of a circle which intersects the circle at Aand B and PT Tangent segment PT=10cm PA=5cm then find AB

Posted by Preeti Verma 6 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Rakesh Kumar Tiwari 6 years, 10 months ago

PA×PB=PT² = 5× PB = 10² = PB = 100/5= 20 Then AB = 20-5= 15 cm

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CBSE > Class 10 > Mathematics