Quest4Learn

CBSE Class 10 Maths (Standard) 2020 · Paper 30/5/1 · Question 10

Circles 1 mark Easy
In Figure-3, from an external point , two tangents and are drawn to a circle of radius cm with centre . If , then length of is
O Q R P 4 cm
Figure-3: two tangents PQ and PR from external point P to a circle of centre O, with ∠QPR = 90°.
  1. (a) cm
  2. (b) cm
  3. (c) cm
  4. (d) cm

Answer

(b) cm

🔒 Step-by-step solution

Sign up free to see every step of how it is worked out.

From the board paper

More questions from Circles

Class 10 Maths — every question with an expert-verified, step-by-step solution.

All 410 questions on Circles → Browse all Maths chapters →