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If the angle between two radii of a circle be 130°, then the angle between the tangents at the end of these radii (in degrees) is:
Answer & Solution
Correct Answer:
Option
A
In quadrilateral OABC

130° + 90° + 90° + ∠ABC = 360°
∠ABC = 50°

130° + 90° + 90° + ∠ABC = 360°
∠ABC = 50°
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