List questions from trigonometry | MathQa

Find all values of $\theta$ such that $cos(2\theta)=1/2$

Published on 26 May 2025 - 20:13

Unknown equals to trigonometric equation of itself

Published on 25 May 2025 - 18:37

A problem relating to triangles and progressions

Published on 26 May 2025 - 22:45

Problem relating to Similar Triangles and Trigonometry:

Published on 25 May 2025 - 20:49

$\cot(x+110^\circ)=\cot(x+60^\circ)\cot x\cot(x-60^\circ)$

Published on 26 May 2025 - 11:04

How coordinates of P' are (y, x)?

Published on 26 May 2025 - 10:19

$ 1 - \cos 2 \Theta$ can be rewritten as $1 - \left( 1 - 2 \sin^2 \Theta\right)$ - I don't understand why though

Published on 27 May 2025 - 0:23

What is Cosecant inverse of $x$ equal to?

Published on 26 May 2025 - 14:04

Trignometry and Greatest Integer function analysis question .

Published on 26 May 2025 - 3:55

Simplification of this trigonometric expression: $\tan(1°)×\tan(2°)×\tan(3°)×\tan(4°)×\cdots×\tan(87°)×\tan(88°)×\tan(89°)$

Published on 26 May 2025 - 3:55