Question

Is there a name for the recursive incenter of the contact triangle?

score 243 · Answer 1 · 2026-04-02 07:22:13

243

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Is there a name for the recursive incenter of the contact triangle?

Published on 02 Apr 2026 - 7:22

score 384 · Answer 2 · 2015-01-05 21:06:06

384

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Minimum Distance between a Triangle and a Distance Field 3D

Published on 05 Jan 2015 - 21:06

score 3.6k · Answer 3 · 2026-04-01 11:15:30

3.6k

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Find closest point in triangle given barycentric coordinates outside

Published on 01 Apr 2026 - 11:15

score 464 · Answer 4 · 2026-04-12 19:29:25

464

Views

Finding other two vertices of a triangle from centroid and one vertex?

Published on 12 Apr 2026 - 19:29

score 63 · Answer 5 · 2026-03-27 12:03:58

63

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Finding other two vertices when one vertex and each point on the triangle is known ?

Published on 27 Mar 2026 - 12:03

score 261 · Answer 6 · 2026-03-28 00:28:47

261

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Intersections of convex hulls

Published on 28 Mar 2026 - 0:28

score 255 · Answer 7 · 2015-01-08 21:14:07

ABC is a triangle, D is a point in the triangle. E is the midpoint of BD. AB=BC, angle ABD= angle DBC=35 degrees, angle ACD=25 degrees. Angle BAE=?

score 556 · Answer 8 · 2026-04-12 01:51:36

556

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Proving $HH', BB', CC'$ are concurrent?

Published on 12 Apr 2026 - 1:51

score 1.1k · Answer 9 · 2026-04-11 17:15:21

1.1k

Views

Nine-point circle equivalent for tetrahedrons?

Published on 11 Apr 2026 - 17:15

score 1.7k · Answer 10 · 2015-01-11 21:29:40

1.7k

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Prove that $\cos(2a) + \cos(2b) + \cos(2c) \geq -\frac{3}{2}$ for angles of a triangle

Published on 11 Jan 2015 - 21:29

score 53 · Answer 11 · 2015-01-11 23:12:12

53

Views

Find point in right triangle with given one vector and one point

Published on 11 Jan 2015 - 23:12

score 4.8k · Answer 12 · 2026-04-10 14:47:22

4.8k

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How to find heading angle to an object whose $x,y$ coordinates are known?

Published on 10 Apr 2026 - 14:47

score 120 · Answer 13 · 2015-01-15 14:32:57

120

Views

Proving $\sin^2A \equiv \cos^2B + \cos^2C + 2 \cos A\cos B\cos C$

Published on 15 Jan 2015 - 14:32

score 61 · Answer 14 · 2026-04-12 11:33:35

61

Views

Triangle Identity leads to another Euclidean parallel.

Published on 12 Apr 2026 - 11:33

score 77 · Answer 15 · 2026-04-12 21:53:35

77

Views

How many points $P$ such that $\angle APB=\angle BPC=\angle CPA $ are there?

Published on 12 Apr 2026 - 21:53

List Question

Is there a name for the recursive incenter of the contact triangle?

Minimum Distance between a Triangle and a Distance Field 3D

Find closest point in triangle given barycentric coordinates outside

Finding other two vertices of a triangle from centroid and one vertex?

Finding other two vertices when one vertex and each point on the triangle is known ?

Intersections of convex hulls

ABC is a triangle, D is a point in the triangle. E is the midpoint of BD. AB=BC, angle ABD= angle DBC=35 degrees, angle ACD=25 degrees. Angle BAE=?

Proving $HH', BB', CC'$ are concurrent?

Nine-point circle equivalent for tetrahedrons?

Prove that $\cos(2a) + \cos(2b) + \cos(2c) \geq -\frac{3}{2}$ for angles of a triangle

Find point in right triangle with given one vector and one point

How to find heading angle to an object whose $x,y$ coordinates are known?

Proving $\sin^2A \equiv \cos^2B + \cos^2C + 2 \cos A\cos B\cos C$

Triangle Identity leads to another Euclidean parallel.

How many points $P$ such that $\angle APB=\angle BPC=\angle CPA $ are there?

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