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Deepak Bora
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Asked: 2020-07-26T20:21:22+05:30 In:

The larger of two supplementary angles exceeds the smaller by 18°. Find the angles.

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CBSE 10th Class past year question paper

Year 2019

SET 1, Code Number- 30/2/1

Question number – 11 (a)

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    1 Answer

    1. Newbie

      Let larger angle be x°

      ∴ Smaller angle = 180° – x°

      ∴ (x) – (180 – x) = 18

      2x = 180 + 18 = 198

      x = 99

      ∴ The two angles are 99°, 81°

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