CBSE Class 10 Maths (Standard) 2025 · Paper 30/3/1 · Question 31

Circles 3 marks Medium

In the given figure,

P C

is a tangent to the circle at

C

A O B

is the diameter which when extended meets the tangent at

P

. Find

∠ C B A

and

∠ B C O

, if

∠ P C A = 11 0^{\circ}

Circle with centre O, diameter AOB extended to P; tangent PC at C.

Answer

Both angles are

7 0^{\circ}

∠ C B A = 7 0^{\circ}

and

∠ B C O = 7 0^{\circ}

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