Question

Right triangle in a square...

score 54 · Answer 1 · 2020-05-06 16:37:14

54

Views

Right triangle in a square...

Published on 06 May 2020 - 16:37

score 182 · Answer 2 · 2020-05-07 08:10:42

182

Views

Finding $\frac{c\sin(A-B)}{a^2-b^2}-\frac{b\sin(C-A)}{c^2-a^2}$

Published on 07 May 2020 - 8:10

score 199 · Answer 3 · 2020-05-08 13:37:40

199

Views

A variant of Morley’s trisector theorem involving external angles

Published on 08 May 2020 - 13:37

score 170 · Answer 4 · 2020-05-08 16:30:14

170

Views

Is the line connecting the circumcircle and Excenter is perpendicular to DE?

Published on 08 May 2020 - 16:30

score 563 · Answer 5 · 2026-03-31 19:16:49

563

Views

If $P$ is an interior point of triangle $ABC$, prove $\frac{AF}{FB} + \frac{AE}{EC} = \frac{AP}{PD} $

Published on 31 Mar 2026 - 19:16

score 57 · Answer 6 · 2026-03-27 22:19:22

57

Views

Finding an angle after some projections

Published on 27 Mar 2026 - 22:19

score 2.7k · Answer 7 · 2020-05-09 10:25:07

2.7k

Views

How to divide a triangle in 3 equal parts from altitude to hypotenuse?

Published on 09 May 2020 - 10:25

score 136 · Answer 8 · 2026-03-29 05:12:34

136

Views

Is this proof of the Pythagorean theorem known?

Published on 29 Mar 2026 - 5:12

score 90 · Answer 9 · 2026-03-25 23:36:30

90

Views

The medians in a right triangle

Published on 25 Mar 2026 - 23:36

score 498 · Answer 10 · 2026-03-26 16:05:09

498

Views

An Unconventional Proof of the Pythagorean Theorem Using Circles

Published on 26 Mar 2026 - 16:05

score 327 · Answer 11 · 2020-05-09 19:20:26

327

Views

Heron's formula vs 'complex cross products' for triangle area?

Published on 09 May 2020 - 19:20

score 76 · Answer 12 · 2020-05-10 08:56:44

76

Views

The catheti of a right triangle with given hypotenuse and radius of inscribed circle

Published on 10 May 2020 - 8:56

score 210 · Answer 13 · 2026-04-01 06:08:13

210

Views

The surface area of the pyramid

Published on 01 Apr 2026 - 6:08

score 256 · Answer 14 · 2026-03-28 10:24:18

256

Views

The legs of a right triangle with given hypotenuse and radius of inscribed circle

Published on 28 Mar 2026 - 10:24

score 95 · Answer 15 · 2020-05-11 19:01:43

95

Views

Find the lengths of the segments that are formed when the angle bisectors intersect the median in a right triangle

Published on 11 May 2020 - 19:01

List Question

Right triangle in a square...

Finding $\frac{c\sin(A-B)}{a^2-b^2}-\frac{b\sin(C-A)}{c^2-a^2}$

A variant of Morley’s trisector theorem involving external angles

Is the line connecting the circumcircle and Excenter is perpendicular to DE?

If $P$ is an interior point of triangle $ABC$, prove $\frac{AF}{FB} + \frac{AE}{EC} = \frac{AP}{PD} $

Finding an angle after some projections

How to divide a triangle in 3 equal parts from altitude to hypotenuse?

Is this proof of the Pythagorean theorem known?

The medians in a right triangle

An Unconventional Proof of the Pythagorean Theorem Using Circles

Heron's formula vs 'complex cross products' for triangle area?

The catheti of a right triangle with given hypotenuse and radius of inscribed circle

The surface area of the pyramid

The legs of a right triangle with given hypotenuse and radius of inscribed circle

Find the lengths of the segments that are formed when the angle bisectors intersect the median in a right triangle

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