List questions from trigonometry

Published on 25 Mar 2026 - 6:58

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finding the radius of two concentric circles with known arc length

Published on 19 Feb 2018 - 22:17

1.8k

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What is the slope of the adjacent/opposite in a right triangle?

Published on 19 Feb 2018 - 22:43

547

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How to find point in sphere surface?

Published on 25 Mar 2026 - 9:48

404

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What are some must-know trig identities?

Published on 25 Mar 2026 - 21:22

188

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Maximum value of $5\sin x - 12 \cos x + 1$

Published on 20 Feb 2018 - 0:50

500

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How to show that a $30$-gon is constructible?

Published on 25 Mar 2026 - 22:53

1.9k

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Solve the trigonometric equation: $\cos (3x)-\sin(x)=\sqrt 3(\cos (x)-\sin(3x))$

Published on 20 Feb 2018 - 9:37

35

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$\sum_j \sin(x_jt) \coth(\alpha x_j)$

Published on 25 Mar 2026 - 4:38

506

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Given $\cos A$ and $\cos B$ , find $\cos C$

Published on 20 Feb 2018 - 17:07

25

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Complex integration and trigonometry

Published on 25 Mar 2026 - 9:22

155

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Deriving the formula for velocities of gravitational slingshots using trigonometry

Published on 24 Mar 2026 - 23:46

974

Views

Finding value of product of Cosines

Published on 01 Apr 2026 - 7:00

80

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Find the decreasing range of the function: $f(x)=xe^{\sin x}$

Published on 25 Mar 2026 - 4:39

1.1k

Views

What is the linear velocity of the earth in kilometres per hour?

Published on 20 Feb 2018 - 19:28

List Question

radius of circle tangent to sphere which obscures that sphere

finding the radius of two concentric circles with known arc length

What is the slope of the adjacent/opposite in a right triangle?

How to find point in sphere surface?

What are some must-know trig identities?

Maximum value of $5\sin x - 12 \cos x + 1$

How to show that a $30$-gon is constructible?

Solve the trigonometric equation: $\cos (3x)-\sin(x)=\sqrt 3(\cos (x)-\sin(3x))$

$\sum_j \sin(x_jt) \coth(\alpha x_j)$

Given $\cos A$ and $\cos B$ , find $\cos C$

Complex integration and trigonometry

Deriving the formula for velocities of gravitational slingshots using trigonometry

Finding value of product of Cosines

Find the decreasing range of the function: $f(x)=xe^{\sin x}$

What is the linear velocity of the earth in kilometres per hour?

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