XAT 2019 Trigonometry Question (Medium)

Question

In the trapezium ABCD the sides AB and CD are parallel. The value of sin angle BAD is! image https optima-learn.b-cdn.net content-images 1776942025744-chatgpt_image_apr_23__2026__04_30_14_pm.png

Optima Learn · Accepted Answer

Drop a perpendicular from C to AB or from D to AB and let the height of the trapezium be h. In triangle ABC, the perpendicular height to AB is h, so sin angle BAC AC In triangle ABD, the perpendicular height to AB is the same h, so sin angle BAD AD Therefore, sin angle BAD AC AD AC Hence, option D i

XAT 2019 Trigonometry — Previous Year Question

XAT 2019

Quantitative

Trigonometry

Medium

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