Question

Find angle given two isosceles triangles.

score 1.4k · Answer 1 · 2016-10-04 23:56:22

1.4k

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Find angle given two isosceles triangles.

Published on 04 Oct 2016 - 23:56

score 643 · Answer 2 · 2016-10-05 20:38:01

643

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What property/logic am I supposed to use to solve this sort of problem

Published on 05 Oct 2016 - 20:38

score 152 · Answer 3 · 2016-10-06 08:03:33

152

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Number of integer triangles with sides 4 or less

Published on 06 Oct 2016 - 8:03

score 1.1k · Answer 4 · 2026-03-25 06:07:12

1.1k

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Parallelograms $OAEB$, $OBFC$, $OCGD$, $ODHA$ are complated from any point $O$ in parallelogram $ABCD$. Show $EFGH$ is a parallelogram.

Published on 25 Mar 2026 - 6:07

score 544 · Answer 5 · 2016-10-08 05:43:17

544

Views

If a trisector of an exterior angle of a triangle is parallel to a bisector of an interior angle

Published on 08 Oct 2016 - 5:43

score 42 · Answer 6 · 2016-10-08 18:24:21

42

Views

Inequalities in triangles

Published on 08 Oct 2016 - 18:24

score 71 · Answer 7 · 2016-10-09 15:10:49

71

Views

Show that point $P $ and $\Delta ABC$ satisfy the given condition

Published on 09 Oct 2016 - 15:10

score 333 · Answer 8 · 2016-10-09 15:25:06

333

Views

Ceva's theorem on two triangles

Published on 09 Oct 2016 - 15:25

score 433 · Answer 9 · 2016-10-09 17:51:14

433

Views

Ceva's theorem on one triangle

Published on 09 Oct 2016 - 17:51

score 41 · Answer 10 · 2026-03-28 10:36:01

41

Views

Adding angles in geometric figure

Published on 28 Mar 2026 - 10:36

score 70 · Answer 11 · 2016-10-10 18:29:09

70

Views

How is it proved that 3 inradii multiplied by 3 inradii of similar triangles are equal?

Published on 10 Oct 2016 - 18:29

score 33 · Answer 12 · 2026-04-01 03:40:59

33

Views

Question about ratios and trigonometry

Published on 01 Apr 2026 - 3:40

score 17.5k · Answer 13 · 2026-03-21 19:31:16

17.5k

Views

Probability that 3 points in a plane form a triangle

Published on 21 Mar 2026 - 19:31

score 103 · Answer 14 · 2016-10-13 04:51:42

103

Views

If $ X$ is the incentre of $\Delta ABY $ show that $∠CAD=90°$.

Published on 13 Oct 2016 - 4:51

score 47 · Answer 15 · 2016-10-13 17:22:35

47

Views

Finding an unknown using quadratic equations

Published on 13 Oct 2016 - 17:22

List Question

Find angle given two isosceles triangles.

What property/logic am I supposed to use to solve this sort of problem

Number of integer triangles with sides 4 or less

Parallelograms $OAEB$, $OBFC$, $OCGD$, $ODHA$ are complated from any point $O$ in parallelogram $ABCD$. Show $EFGH$ is a parallelogram.

If a trisector of an exterior angle of a triangle is parallel to a bisector of an interior angle

Inequalities in triangles

Show that point $P $ and $\Delta ABC$ satisfy the given condition

Ceva's theorem on two triangles

Ceva's theorem on one triangle

Adding angles in geometric figure

How is it proved that 3 inradii multiplied by 3 inradii of similar triangles are equal?

Question about ratios and trigonometry

Probability that 3 points in a plane form a triangle

If $ X$ is the incentre of $\Delta ABY $ show that $∠CAD=90°$.

Finding an unknown using quadratic equations

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