New posts in Trigonometry

Trigonometry - worm thread related word problem

Finding area based on only the sides

Given that $\cos\left(\dfrac{2\pi m}{n}\right) \in \mathbb{Q}$ prove $\cos\left(\dfrac{2\pi}{n}\right) \in \mathbb{Q}$

How can $\frac{1}{\ln(x)}$ be equal to $0$?

How do I bypass the limit for the tan function on the calculator?

How do I prove this trigonometry inequality $\sin^2(y) \leq 2 \sin^2(x) + 2\sin^2(y-x)$?

The formulas of prostapheresis: memorization technique

Why doesn't my derivation of the arcsec derivative formula not work?

Unifying the connections between the trigonometric and hyperbolic functions

Range of $\frac{\cos\theta_1+\cdots+\cos\theta_{10}}{\sin\theta_1+\cdots+\sin\theta_{10}}$ given $\sin^2\theta_1+\cdots+\sin^2\theta_{10}=1$