Advertisements
Advertisements
Question
In the given figure, PT is a tangent at T to the circle with centre O. If ∠TPO = 25°, then x is equal to ______.

Options
25°
65°
90°
115°
MCQ
Fill in the Blanks
Advertisements
Solution
In the given figure, PT is a tangent at T to the circle with centre O. If ∠TPO = 25°, then x is equal to 115°.

Explanation:
Since tangent is perpendicular to radius at the point of contact.
∴ ∠PTO = 90°
Hence, by the exterior angle formula, in ΔOTP, we get
x = 90° + 25°
= 115°
shaalaa.com
Is there an error in this question or solution?
