Problem from Plane Trigonometry (S.L. Loney)
125171
Help with this trigonometry problem?
121263
Using $\sin()$ or $\cos()$ for computing SHM?
136168
Tangent planes to $2+x^2+y^2$ and that contains the $x$ axis
152169
How would we solve this trigonometric equation using vectors?
135479
Two-dimensional Vectors Problem
37448
Two Circles and Tangents from Their Centers Problem
132996
Intersection of surface with parallel planes
105781
Least squares problem with constraint on the unit sphere
158727
Leg bisectors in a trapezoid and angle equality
99221
Orthogonality lemma sine and cosine
104427
Sines and cosines of angles in arithmetic progression
139496
Linear systems. Please help me solve this
5747
$\cos(\arcsin(x)) = \sqrt{1 - x^2}$. How?
108808
$x =r\cos \theta$ and $y = r\sin\theta$, determine $\frac{\partial r}{\partial x}$ and $\frac{\partial \theta}{\partial x}$
120797
Trigonometry question finding the sin and tan
105506
Finding the Total Curvature of Plane Curves
112027
How do you find the self-intersection points of a single parametric trigonometric function?