Question

Parallel lines in a trapezium-like construction for a triangle

score 128 · Answer 1 · 2014-12-29 14:00:51

128

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Parallel lines in a trapezium-like construction for a triangle

Published on 29 Dec 2014 - 14:00

score 203 · Answer 2 · 2019-10-02 21:06:05

203

Views

Convert plane from ax+by+c=z form to ax+by+cz+d=0 form

Published on 02 Oct 2019 - 21:06

score 111 · Answer 3 · 2019-10-03 15:57:53

111

Views

$(JML)$ and $(JNL)$ respectively cuts $CK$ and $BK$ at $P$ and $Q$. Prove that $\overline{J, N, P}$ and $\overline{J, M, Q}$.

Published on 03 Oct 2019 - 15:57

score 1.4k · Answer 4 · 2019-10-06 09:38:56

1.4k

Views

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Published on 06 Oct 2019 - 9:38

score 129 · Answer 5 · 2019-10-09 14:30:59

129

Views

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Published on 09 Oct 2019 - 14:30

score 2.1k · Answer 6 · 2019-10-13 22:16:53

2.1k

Views

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Published on 13 Oct 2019 - 22:16

score 53 · Answer 7 · 2019-10-15 21:42:50

53

Views

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Published on 15 Oct 2019 - 21:42

score 198 · Answer 8 · 2019-10-19 08:01:20

198

Views

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Published on 19 Oct 2019 - 8:01

score 26 · Answer 9 · 2019-10-20 13:33:41

26

Views

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score 133 · Answer 10 · 2019-10-25 11:08:57

133

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score 37 · Answer 11 · 2026-03-27 01:14:00

37

Views

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Published on 27 Mar 2026 - 1:14

score 82 · Answer 12 · 2026-03-26 04:31:37

82

Views

Four points, two distance problem. How to solve this problem formally and computationally without manual plotting and and playing.

Published on 26 Mar 2026 - 4:31

score 232 · Answer 13 · 2019-10-28 04:51:02

232

Views

Prove that concurrent lines in an arbitrary hexagon

Published on 28 Oct 2019 - 4:51

score 555 · Answer 14 · 2026-03-23 02:36:23

555

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Find $n$ points on a circle with integer distances.

Published on 23 Mar 2026 - 2:36

score 66 · Answer 15 · 2019-11-02 21:48:50

66

Views

Prove $BG || EC$ by pure geometric method.

Published on 02 Nov 2019 - 21:48

List Question

Parallel lines in a trapezium-like construction for a triangle

Convert plane from ax+by+c=z form to ax+by+cz+d=0 form

$(JML)$ and $(JNL)$ respectively cuts $CK$ and $BK$ at $P$ and $Q$. Prove that $\overline{J, N, P}$ and $\overline{J, M, Q}$.

Prove the representation of complex numbers is parallelogram

Check if line (with two 3D points) is lying on a plane (with 3 vertices)

Equation of a plane perpendicular to a line

Find a line through point given a distance to another point

What is the maximum number of hypercube "faces" that a 2D plane can intersect at the same time?

Congruence of two right triangles by equal hypothenuses and heights

Tossing a ring over pegs: Snaring exactly one peg?

2-Dimensional geometry

Four points, two distance problem. How to solve this problem formally and computationally without manual plotting and and playing.

Prove that concurrent lines in an arbitrary hexagon

Find $n$ points on a circle with integer distances.

Prove $BG || EC$ by pure geometric method.

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