Exams › SSC CGL (Prelims) › General

The three interior angles of a triangle are in the ratio 2 : 3 : 7. Find the measure of the triangle's largest angle.

1. 100 degrees
2. 45 degrees
3. 90 degrees
4. 105 degrees

Correct answer: 105 degrees

Solution

Sum of ratio parts = 2+3+7 = 12. Each part = 180/12 = 15 degrees. Largest angle = 7 x 15 = 105 degrees.

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