List questions from triangles

Published on 17 Oct 2014 - 2:32

1.9k

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Drawing a Right Triangle With Legs Not Parallel to x/y Axes?

Published on 29 Mar 2026 - 2:12

56

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When is $3R\le 2h_{\max}$ true for acute triangles?

Published on 18 Oct 2014 - 9:05

50

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Trigonometric ratios

Published on 18 Oct 2014 - 9:09

134

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Is HHH a congurence criteria for triangles?

Published on 18 Oct 2014 - 9:44

1.4k

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Finding Y coordinate of third triangle point when X coordinate and two other points are already known

Published on 30 Mar 2026 - 17:37

100

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Area of a triangle.

Published on 20 Oct 2014 - 9:07

40

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Prove $a^2\cos B\cos C+b^2\cos C\cos A+c^2\cos A\cos B\leq2S.$

Published on 20 Oct 2014 - 10:48

538

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Is it possible that two triangles satisfy these conditions?

Published on 20 Oct 2014 - 13:07

80

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A strange contradictive problem

Published on 20 Oct 2014 - 13:22

88

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Beautiful little geometry problem about sines

Published on 21 Oct 2014 - 17:47

63

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Triangle Segments

Published on 22 Oct 2014 - 2:21

79

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Right Triangles

Published on 22 Oct 2014 - 2:41

207

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Prove that OD is a the angle bisector of the angle BOC.

Published on 22 Oct 2014 - 14:52

269

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To calculate side of the Equilateral triangle

Published on 24 Oct 2014 - 16:22

List Question

Find angle and hypotenuse of right angled triangle

Drawing a Right Triangle With Legs Not Parallel to x/y Axes?

When is $3R\le 2h_{\max}$ true for acute triangles?

Trigonometric ratios

Is HHH a congurence criteria for triangles?

Finding Y coordinate of third triangle point when X coordinate and two other points are already known

Area of a triangle.

Prove $a^2\cos B\cos C+b^2\cos C\cos A+c^2\cos A\cos B\leq2S.$

Is it possible that two triangles satisfy these conditions?

A strange contradictive problem

Beautiful little geometry problem about sines

Triangle Segments

Right Triangles

Prove that OD is a the angle bisector of the angle BOC.

To calculate side of the Equilateral triangle

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