Question

If BD + BC = 3BE, how can we prove G is the centroid of triangle ABC?

score 91 · Answer 1 · 2026-02-23 12:07:52

91

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If BD + BC = 3BE, how can we prove G is the centroid of triangle ABC?

Published on 23 Feb 2026 - 12:07

score 102 · Answer 2 · 2026-03-26 06:05:40

102

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HELPP... Prove the equivalence: ACB = 30 only if BD = 2*MD

Published on 26 Mar 2026 - 6:05

score 293 · Answer 3 · 2023-04-16 05:07:58

293

Views

Is this a stronger form of the triangle inequality?

Published on 16 Apr 2023 - 5:07

score 60 · Answer 4 · 2023-04-16 15:13:37

60

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Solving Triangles Given 3 Sides

Published on 16 Apr 2023 - 15:13

score 228 · Answer 5 · 2026-02-23 10:05:15

228

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A special point of a triangle related to the nine point circle

Published on 23 Feb 2026 - 10:05

score 148 · Answer 6 · 2026-04-05 22:37:04

148

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What is the maximum value of the product of the length of a side and the opposite the angle of a triangle?

Published on 05 Apr 2026 - 22:37

score 90 · Answer 7 · 2023-04-18 03:15:44

90

Views

Area of shaded region (2 triangles)

Published on 18 Apr 2023 - 3:15

score 68 · Answer 8 · 2023-04-18 09:29:34

68

Views

Angle in triangle

Published on 18 Apr 2023 - 9:29

score 83 · Answer 9 · 2026-04-01 12:51:55

83

Views

Ratio of lengths $QD/QC$ where $Q$ belongs to the side $CD$ of a square

Published on 01 Apr 2026 - 12:51

score 92 · Answer 10 · 2026-02-23 09:59:49

92

Views

Equal angles in the circumcircle mid-arc triangle

Published on 23 Feb 2026 - 9:59

score 55 · Answer 11 · 2026-02-23 10:02:51

55

Views

Does the sequence of circumcircle mid-arc triangles converge to an equilateral triangle?

Published on 23 Feb 2026 - 10:02

score 229 · Answer 12 · 2023-04-21 10:58:09

229

Views

In triangle $ABC$ if $AC=BD$ , $\angle ABC=\angle CAD=18^{\circ}$, $\angle BAD=?$.

Published on 21 Apr 2023 - 10:58

score 296 · Answer 13 · 2026-03-29 15:40:30

296

Views

How do I find the side measures of a triangle, only given the angles and no other information?

Published on 29 Mar 2026 - 15:40

score 46 · Answer 14 · 2023-04-24 19:30:03

In triangle ABC where BD is the height of a triangle: AE is the bisector of angle A: EF is perpendicular of AC, find EF if BD is 30 cm and AB/AC=7/8

score 29 · Answer 15 · 2026-03-26 01:03:31

29

Views

Finding the Measure of Angle LSM in a Right-Angled Triangle with an Inscribed Circle

Published on 26 Mar 2026 - 1:03

List Question

If BD + BC = 3BE, how can we prove G is the centroid of triangle ABC?

HELPP... Prove the equivalence: ACB = 30 only if BD = 2*MD

Is this a stronger form of the triangle inequality?

Solving Triangles Given 3 Sides

A special point of a triangle related to the nine point circle

What is the maximum value of the product of the length of a side and the opposite the angle of a triangle?

Area of shaded region (2 triangles)

Angle in triangle

Ratio of lengths $QD/QC$ where $Q$ belongs to the side $CD$ of a square

Equal angles in the circumcircle mid-arc triangle

Does the sequence of circumcircle mid-arc triangles converge to an equilateral triangle?

In triangle $ABC$ if $AC=BD$ , $\angle ABC=\angle CAD=18^{\circ}$, $\angle BAD=?$.

How do I find the side measures of a triangle, only given the angles and no other information?

In triangle ABC where BD is the height of a triangle: AE is the bisector of angle A: EF is perpendicular of AC, find EF if BD is 30 cm and AB/AC=7/8

Finding the Measure of Angle LSM in a Right-Angled Triangle with an Inscribed Circle

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