Question

Area of a triangle in Lockhart's Lament

score 70 · Answer 1 · 2026-04-15 06:14:03

70

Views

Area of a triangle in Lockhart's Lament

Published on 15 Apr 2026 - 6:14

score 37 · Answer 2 · 2026-04-14 10:22:37

37

Views

Show that quad $ABDE$ is cyclic

Published on 14 Apr 2026 - 10:22

score 33 · Answer 3 · 2026-04-14 16:15:23

33

Views

Finding geodetic coordinates of the plane-ellipsoid intersection ellipse

Published on 14 Apr 2026 - 16:15

score 58 · Answer 4 · 2026-04-16 07:03:05

58

Views

Prove a convex quadrilateral with perpendicular diagonals and one pair of congruent, non-consecutive angles is a kite.

Published on 16 Apr 2026 - 7:03

score 399 · Answer 5 · 2026-04-15 03:05:59

399

Views

Find the angle x in the regular octagon below

Published on 15 Apr 2026 - 3:05

score 76 · Answer 6 · 2026-04-16 16:58:44

76

Views

A set of lines, each of which intersect the others, are either coplanar or share a single common point.

Published on 16 Apr 2026 - 16:58

score 88 · Answer 7 · 2026-04-16 22:14:51

88

Views

How to prove that the shortest path between two points in sphere is a part of the great circle?

Published on 16 Apr 2026 - 22:14

score 395 · Answer 8 · 2026-04-15 05:23:55

395

Views

Concurrency involving two tangents and a secant of a circle

Published on 15 Apr 2026 - 5:23

score 52 · Answer 9 · 2026-04-10 23:00:48

52

Views

Finding the Areas of Polygons from Side Lengths

Published on 10 Apr 2026 - 23:00

score 44 · Answer 10 · 2026-04-11 16:43:08

44

Views

Cutting the $d$-dimensional torus?

Published on 11 Apr 2026 - 16:43

score 587 · Answer 11 · 2026-04-11 18:56:54

587

Views

Internal angle sum of a triangle

Published on 11 Apr 2026 - 18:56

score 60 · Answer 12 · 2026-04-16 03:33:28

60

Views

If two vectors are perpendicular, the triangles are similar.

Published on 16 Apr 2026 - 3:33

score 22 · Answer 13 · 2026-04-16 08:50:57

22

Views

largest ratio between 2 points' Euclidean distance and edge distance over all pairs of points on a planar polygon's edges

Published on 16 Apr 2026 - 8:50

score 172 · Answer 14 · 2026-04-13 13:43:07

172

Views

Constructing a circle tangent to another circle and two sides of a triangle

Published on 13 Apr 2026 - 13:43

score 66 · Answer 15 · 2026-04-15 11:15:16

66

Views

On the equality of sum of areas of "sector-like" regions

Published on 15 Apr 2026 - 11:15

List Question

Area of a triangle in Lockhart's Lament

Show that quad $ABDE$ is cyclic

Finding geodetic coordinates of the plane-ellipsoid intersection ellipse

Prove a convex quadrilateral with perpendicular diagonals and one pair of congruent, non-consecutive angles is a kite.

Find the angle x in the regular octagon below

A set of lines, each of which intersect the others, are either coplanar or share a single common point.

How to prove that the shortest path between two points in sphere is a part of the great circle?

Concurrency involving two tangents and a secant of a circle

Finding the Areas of Polygons from Side Lengths

Cutting the $d$-dimensional torus?

Internal angle sum of a triangle

If two vectors are perpendicular, the triangles are similar.

largest ratio between 2 points' Euclidean distance and edge distance over all pairs of points on a planar polygon's edges

Constructing a circle tangent to another circle and two sides of a triangle

On the equality of sum of areas of "sector-like" regions

Trending Questions

Popular # Hahtags

Popular Questions