Find the angle whose supplement is 4 times its complement.

Type: MCQ • Marks: 1

A. 45°

B. 50°

C. 60°

D. 30°

Explanation

180 - x = 4(90 - x) => 180 - x = 360 - 4x => 3x = 180 => x = 60°.

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Class 7th Ganita Prakash 1

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