Question

Prove length of the tangent to the circle class 10 cbse

Answer 1

Solution :



To prove PT=QTPT=QT

Proof: Consider the triangle OPTOPT and OQTOQT.

OP=OQOP=OQ

∠OPT=∠OQT=90∘∠OPT=∠OQT=90∘

OT=OTOT=OT (common side)

Hence by RHS the triangles are equal.

Hence PT=QTPT=QT

Hence Proved.