Introduction to Trigonometry

CBSE Class 10 · Mathematics · 60 past questions

These are the board's own papers. 130 more board questions reprinted in the books we use in class are for signed-in students: sign in.

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1. Q13 2026 (Basic)

   If $\sin(A - B) = \frac{1}{2}$ and $\tan(A + B) = \sqrt{3}$, $0° \le A + B < 90°$, $A > B$ then find the…

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2. Q15 Sample paper 2026-27

   If $\tan (A + B) = \sqrt{3}$ and $\tan (A - B) = \frac{1}{\sqrt{3}}$, $0° < A + B < 90°$, $A > B$, then the…

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