Question

Solve for the base of an isosceles triangle

score 451 · Answer 1 · 2026-04-14 10:31:49

451

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Solve for the base of an isosceles triangle

Published on 14 Apr 2026 - 10:31

score 86 · Answer 2 · 2026-04-14 21:18:11

86

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How to prove that there is no other point except centroid which can divides in n three parts of equal area?

Published on 14 Apr 2026 - 21:18

score 123 · Answer 3 · 2026-04-10 15:07:01

123

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Geometry proof question (AIMO)

Published on 10 Apr 2026 - 15:07

score 235 · Answer 4 · 2026-04-13 08:31:49

235

Views

Right Triangle Trig: Why are the Angles the Same?

Published on 13 Apr 2026 - 8:31

score 93 · Answer 5 · 2026-04-12 10:36:30

93

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An equation with angles of triangle satisfies 60 degrees triad, can we say that the triangle is equilateral?

Published on 12 Apr 2026 - 10:36

score 94 · Answer 6 · 2026-04-17 05:37:20

94

Views

Showing $\frac{|\vec{A_1B}|}{|\vec{A_1C}|}\frac{|\vec{B_1C}|}{|\vec{B_1A}|}\frac{|\vec{C_1A}|}{|\vec{C_1B}|}=1$ implies $AA_1$, $BB_1$, $CC_1$ concur

Published on 17 Apr 2026 - 5:37

score 60 · Answer 7 · 2026-04-16 10:46:09

60

Views

Area of triangle under tan conditions.

Published on 16 Apr 2026 - 10:46

score 456 · Answer 8 · 2026-04-12 21:10:32

456

Views

Equilateral triangle in the complex plane

Published on 12 Apr 2026 - 21:10

score 140 · Answer 9 · 2026-04-16 13:10:30

In an acute angled triangle with angles $A,B$ and $C$, prove that $\left(\frac{\sin A}{A} + \frac{\sin B}{B} + \frac{\sin C}{C} \right)> \frac6\pi$

score 408 · Answer 10 · 2026-04-15 22:32:22

408

Views

Prove that $a^3 + b^3 + 3abc > c^3$

Published on 15 Apr 2026 - 22:32

score 49 · Answer 11 · 2026-04-15 17:20:25

49

Views

Is there any illegitimate triangle with area x and sides A,B so that $A^2 + B^2 < 2 \sqrt{A^2B^2 - 4x^2}$

Published on 15 Apr 2026 - 17:20

score 115 · Answer 12 · 2026-04-14 18:53:10

115

Views

BMO Dec 2002 Q2: Circles and triangles. Steps showing construction would be greatly appreciated

Published on 14 Apr 2026 - 18:53

score 56 · Answer 13 · 2026-04-15 09:55:04

56

Views

How to prove that $m_a^2+m_b^2=5m_c^2$

Published on 15 Apr 2026 - 9:55

score 35 · Answer 14 · 2026-04-10 01:53:46

35

Views

Advanced trigonometrics with Escalene Triangle

Published on 10 Apr 2026 - 1:53

score 140 · Answer 15 · 2026-04-14 16:09:09

140

Views

Problem with solving a problem including Similar Triangles

Published on 14 Apr 2026 - 16:09

List Question

Solve for the base of an isosceles triangle

How to prove that there is no other point except centroid which can divides in n three parts of equal area?

Geometry proof question (AIMO)

Right Triangle Trig: Why are the Angles the Same?

An equation with angles of triangle satisfies 60 degrees triad, can we say that the triangle is equilateral?

Showing $\frac{|\vec{A_1B}|}{|\vec{A_1C}|}\frac{|\vec{B_1C}|}{|\vec{B_1A}|}\frac{|\vec{C_1A}|}{|\vec{C_1B}|}=1$ implies $AA_1$, $BB_1$, $CC_1$ concur

Area of triangle under tan conditions.

Equilateral triangle in the complex plane

In an acute angled triangle with angles $A,B$ and $C$, prove that $\left(\frac{\sin A}{A} + \frac{\sin B}{B} + \frac{\sin C}{C} \right)> \frac6\pi$

Prove that $a^3 + b^3 + 3abc > c^3$

Is there any illegitimate triangle with area x and sides A,B so that $A^2 + B^2 < 2 \sqrt{A^2B^2 - 4x^2}$

BMO Dec 2002 Q2: Circles and triangles. Steps showing construction would be greatly appreciated

How to prove that $m_a^2+m_b^2=5m_c^2$

Advanced trigonometrics with Escalene Triangle

Problem with solving a problem including Similar Triangles

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