Introduction to Trigonometry

CBSE Class 10 · Mathematics · 60 past questions

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1. Q28 2025

   If $x\cos 60^\circ + y\cos 0^\circ + \sin 30^\circ - \cot 45^\circ = 5$, then find the value of $x + 2y$.

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2. Q33 2025 (Basic)

   An injured bird was found on the roof of a building. The building is 15 m high. A fireman was called to… (with a figure)

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