Sine calculation by hand?
60256
Is there a way to get trig functions without a calculator?
146579
What is the right first step to take when integrating $1/(2+ \sin x + \cos x)$?
51610
Consecutively Adding Sines
89561
Find the sum of angles without trigonometry?
1317
Combining cosine or sine terms into a single cosine or sine
93372
How to solve CSC = sin-1?
109171
How to evaluate this trigonometric limit?
65975
Calculating $\lim_{n\to\infty}\sqrt{n}\sin(\sin...(\sin(x)..)$
36478
How can I solve this problem without having to do it by hand?
22603
How to do simple calculation in LaTeX?
67988
Trigonometric curiosity
30127
Integration of sqrt Sin x dx
151182
Creating sine or square wave in C#
75570
Easy way of memorizing values of sine, cosine, and tangent
24520
Sine to square wave converter
66872
Exact values of $\cos(2\pi/7)$ and $\sin(2\pi/7)$
7492
Is there a formula for $\sin(xy)$