Exams › SSC CGL (Prelims) › Maths

In a triangle, if one angle is 90° and another is 45°, what is the third angle?

1. 35°
2. 60°
3. 45°
4. 30°

Correct answer: 45°

Solution

The sum of angles in a triangle is 180°. So the third angle is 180° - 90° - 45° = 45°.

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