Question

If $\alpha=\frac38\pi$, and $\frac{\pi}{2}<\theta<2\pi$ with $\sin\alpha=\sin\theta$, then how do we find $\theta$?

score 166 · Answer 1 · 2026-04-15 13:04:37

If $\alpha=\frac38\pi$, and $\frac{\pi}{2}<\theta<2\pi$ with $\sin\alpha=\sin\theta$, then how do we find $\theta$?

score 22 · Answer 2 · 2026-04-17 00:45:35

22

Views

Solve cos(2x)/sin(x) = c

Published on 17 Apr 2026 - 0:45

score 56 · Answer 3 · 2026-04-15 22:38:08

56

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Find the value of $\tan(x+100) = \tan(x+50)\tan(x)\tan(x-50)$

Published on 15 Apr 2026 - 22:38

score 54 · Answer 4 · 2026-04-12 13:46:30

54

Views

Space partitioning: optimal plane between two points. Plane must pass through origin.

Published on 12 Apr 2026 - 13:46

score 118 · Answer 5 · 2026-04-10 23:18:12

118

Views

Basic trig question regarding definition of sin

Published on 10 Apr 2026 - 23:18

score 1k · Answer 6 · 2026-04-22 06:48:25

1k

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How to find $(x,y)$ coordinates for $\pi/8$ of a unit circle by using the distance formula?

Published on 22 Apr 2026 - 6:48

score 148 · Answer 7 · 2026-04-16 23:21:01

148

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Eliminating parameter $\beta$ from $x=\cos 3 \beta + \sin 3 \beta$, $y = \cos \beta - \sin \beta$

Published on 16 Apr 2026 - 23:21

score 159 · Answer 8 · 2026-04-08 20:15:25

159

Views

Help with trigonometry right angle triangles problem!

Published on 08 Apr 2026 - 20:15

score 50 · Answer 9 · 2026-04-14 15:17:19

50

Views

Express triangle sides given a circle and an angle. Then, find its geometric locus.

Published on 14 Apr 2026 - 15:17

score 212 · Answer 10 · 2026-04-12 17:26:03

On a two point perspective drawing of three equidistant vertical objects, what is the distance on paper between the third and second object?

score 485 · Answer 11 · 2026-04-14 09:45:28

485

Views

What will be the value of $\cos (n\pi x /l)$ for $x=0$?

Published on 14 Apr 2026 - 9:45

score 329 · Answer 12 · 2026-04-13 04:10:24

329

Views

Find $\angle CAD$ in following figure.

Published on 13 Apr 2026 - 4:10

score 218 · Answer 13 · 2026-04-11 21:36:05

218

Views

Approximating sin. Why absolute error gets bigger?

Published on 11 Apr 2026 - 21:36

score 44 · Answer 14 · 2026-04-09 01:27:28

44

Views

How do I find the decimal value of a trig function?

Published on 09 Apr 2026 - 1:27

score 59 · Answer 15 · 2026-04-14 03:23:12

59

Views

Why must $x$ be acute for the identity $\sqrt{\frac{1- \sin x}{1+ \sin x}}=\sec x- \tan x$ to hold true?

Published on 14 Apr 2026 - 3:23

List Question

If $\alpha=\frac38\pi$, and $\frac{\pi}{2}<\theta<2\pi$ with $\sin\alpha=\sin\theta$, then how do we find $\theta$?

Solve cos(2x)/sin(x) = c

Find the value of $\tan(x+100) = \tan(x+50)\tan(x)\tan(x-50)$

Space partitioning: optimal plane between two points. Plane must pass through origin.

Basic trig question regarding definition of sin

How to find $(x,y)$ coordinates for $\pi/8$ of a unit circle by using the distance formula?

Eliminating parameter $\beta$ from $x=\cos 3 \beta + \sin 3 \beta$, $y = \cos \beta - \sin \beta$

Help with trigonometry right angle triangles problem!

Express triangle sides given a circle and an angle. Then, find its geometric locus.

On a two point perspective drawing of three equidistant vertical objects, what is the distance on paper between the third and second object?

What will be the value of $\cos (n\pi x /l)$ for $x=0$?

Find $\angle CAD$ in following figure.

Approximating sin. Why absolute error gets bigger?

How do I find the decimal value of a trig function?

Why must $x$ be acute for the identity $\sqrt{\frac{1- \sin x}{1+ \sin x}}=\sec x- \tan x$ to hold true?

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