In a triangle, two angles are 21° and 147°. Find the third angle.

Type: MCQ • Marks: 1

A. 159°

B. 12°

C. 168°

D. 17°

Explanation

Angle sum = 180°. Third angle = 180° − 21° − 147° = 12°.

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Class 7th Ganita Prakash 1

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