In the given figure O is the centre of the circle. P Q and P R are tangents and \angle Q P R =70^{\circ}. Calculate : (a) \angle Q O R (b) \angle Q S R

ICSE Class X Math 2022 Solved Paper - Question 14

Question : 14 of 30

Marks: +1, -0

In the given figure

O

is the centre of the circle.

P Q

and

P R

are tangents and

∠ Q P R

=70^{∘}

. Calculate :

(a)

∠ Q O R

(b)

∠ Q S R

Solution:

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