Question

Hello, Trying to solve a complex trig problem

score 46 · Answer 1 · 2026-04-10 15:09:31

46

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Hello, Trying to solve a complex trig problem

Published on 10 Apr 2026 - 15:09

score 243 · Answer 2 · 2018-11-13 08:06:22

243

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Solving $\sin(-\theta)=0.35 $. Is $\sin$ postive or negative? Where are the angles located?

Published on 13 Nov 2018 - 8:06

score 35 · Answer 3 · 2026-04-11 10:06:20

35

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system of equations involving inverse function

Published on 11 Apr 2026 - 10:06

score 69 · Answer 4 · 2018-11-13 12:37:34

69

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What is the range of $f(x)= \lvert \cos(x) - \sin(x) \lvert$

Published on 13 Nov 2018 - 12:37

score 145 · Answer 5 · 2026-04-12 00:51:35

145

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atan2 and Cardan angles - Problem with sign

Published on 12 Apr 2026 - 0:51

score 51 · Answer 6 · 2026-04-12 08:06:34

51

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Height of a Triangle, and a Progression of Triangles

Published on 12 Apr 2026 - 8:06

score 141 · Answer 7 · 2026-04-11 06:45:27

141

Views

challenge trig question - no calculator

Published on 11 Apr 2026 - 6:45

score 46 · Answer 8 · 2026-04-09 14:41:27

46

Views

Trigonometry Addition and Subtraction Formula

Published on 09 Apr 2026 - 14:41

score 648 · Answer 9 · 2026-04-12 09:12:21

648

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Is there a simple way to calculate $\sin \frac{3\pi}{10}-\sin \frac{\pi}{10}$?

Published on 12 Apr 2026 - 9:12

score 38 · Answer 10 · 2018-11-14 07:16:24

find $k^2$ if $\left| a\sin^2 \theta+b\sin \theta \cos \theta+c\cos^2 \theta-\frac{(a+c)}{2} \right|=\frac{k}{2}$

score 283 · Answer 11 · 2026-04-13 06:02:23

283

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In this visual proof for the law of cosines, why are the products of subsegments of two intersecting chords equal?

Published on 13 Apr 2026 - 6:02

score 190 · Answer 12 · 2026-04-11 10:19:11

190

Views

Convert polar coordinates to specific angle range

Published on 11 Apr 2026 - 10:19

score 1.2k · Answer 13 · 2026-04-13 03:39:55

1.2k

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Shaded Area under square inscribed in a Circle.

Published on 13 Apr 2026 - 3:39

score 85 · Answer 14 · 2018-11-14 15:24:46

85

Views

Find $\sin x$ if $\cos x=\tan y$, $\cos y=\tan z$, $\cos z=\tan x$

Published on 14 Nov 2018 - 15:24

score 437 · Answer 15 · 2026-04-11 22:57:45

437

Views

Modulus of tangent of complex number

Published on 11 Apr 2026 - 22:57

List Question

Hello, Trying to solve a complex trig problem

Solving $\sin(-\theta)=0.35 $. Is $\sin$ postive or negative? Where are the angles located?

system of equations involving inverse function

What is the range of $f(x)= \lvert \cos(x) - \sin(x) \lvert$

atan2 and Cardan angles - Problem with sign

Height of a Triangle, and a Progression of Triangles

challenge trig question - no calculator

Trigonometry Addition and Subtraction Formula

Is there a simple way to calculate $\sin \frac{3\pi}{10}-\sin \frac{\pi}{10}$?

find $k^2$ if $\left| a\sin^2 \theta+b\sin \theta \cos \theta+c\cos^2 \theta-\frac{(a+c)}{2} \right|=\frac{k}{2}$

In this visual proof for the law of cosines, why are the products of subsegments of two intersecting chords equal?

Convert polar coordinates to specific angle range

Shaded Area under square inscribed in a Circle.

Find $\sin x$ if $\cos x=\tan y$, $\cos y=\tan z$, $\cos z=\tan x$

Modulus of tangent of complex number

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