List of top Mathematics Questions on Trigonometry asked in TBSE Class X Board

If \( \tan A = \cot B \), prove that \( A + B = 90^\circ \).

Evaluate $-5 \cos^2 60^\circ + 4 \sec^2 30^\circ - \tan 45^\circ$

If \(\cot \theta = \frac{7}{8}\), then evaluate \[ \frac{(1 + \sin \theta)(1 - \sin \theta)}{(1 + \cos \theta)(1 - \cos \theta)} \]

In the given figure, the angle of elevation of the top of a tower AC from a point B on the ground is $60^\circ$. If the height of the tower is 20m, find the distance of the point from the foot of the tower.