Question

how to derive relation between solid angle and surface area and the radius of sphere using definite integral?

score 3.3k · Answer 1 · 2026-04-28 20:45:15

3.3k

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how to derive relation between solid angle and surface area and the radius of sphere using definite integral?

Published on 28 Apr 2026 - 20:45

score 826 · Answer 2 · 2026-04-12 03:29:09

826

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Finding the angle between 2 points on a circle

Published on 12 Apr 2026 - 3:29

score 26.1k · Answer 3 · 2026-04-13 20:51:23

26.1k

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Equation of Earth's Orbit around Sun (ellipse)

Published on 13 Apr 2026 - 20:51

score 154 · Answer 4 · 2026-05-04 17:55:08

154

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About the area of integer-edge-length triangles

Published on 04 May 2026 - 17:55

score 356 · Answer 5 · 2026-04-14 01:13:06

356

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About the diagonals whose length is an integer multiple of the edge length of a regular polygon

Published on 14 Apr 2026 - 1:13

score 2k · Answer 6 · 2026-04-16 13:32:11

2k

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Ratio of triangle A and B if the length of the sides are A:25,25, 30 and b:25,25, 40

Published on 16 Apr 2026 - 13:32

score 1.7k · Answer 7 · 2026-04-15 01:55:37

1.7k

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Line-preserving transformations

Published on 15 Apr 2026 - 1:55

score 125 · Answer 8 · 2026-04-09 21:18:52

125

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What square does not contain the middle?

Published on 09 Apr 2026 - 21:18

score 2.3k · Answer 9 · 2026-04-17 11:57:52

2.3k

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Prove that the sequence $(a_n)$ defined by $a_0 = 1$, $a_{n+1} = 1 + \frac 1{a_n}$ is convergent in $\mathbb{R}$

Published on 17 Apr 2026 - 11:57

score 826 · Answer 10 · 2026-03-26 18:50:46

826

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Distance from point to vertices of convex hull

Published on 26 Mar 2026 - 18:50

score 486 · Answer 11 · 2026-04-14 07:44:15

486

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Product of two opposite, distinct rotations

Published on 14 Apr 2026 - 7:44

score 1.3k · Answer 12 · 2026-04-17 14:38:57

1.3k

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Prove the product of two distinct, opposite rotations is a translation

Published on 17 Apr 2026 - 14:38

score 346 · Answer 13 · 2026-04-16 16:42:10

How is bisector of one side of a right angled triangle, drawn from right angled corner equal to the half of the bisected side?

score 32 · Answer 14 · 2026-04-12 05:20:22

32

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What direction does a vector with more than two entries point at?

Published on 12 Apr 2026 - 5:20

score 1.7k · Answer 15 · 2026-03-27 03:42:29

1.7k

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Find locus of points relating to an ellipse

Published on 27 Mar 2026 - 3:42

List Question

how to derive relation between solid angle and surface area and the radius of sphere using definite integral?

Finding the angle between 2 points on a circle

Equation of Earth's Orbit around Sun (ellipse)

About the area of integer-edge-length triangles

About the diagonals whose length is an integer multiple of the edge length of a regular polygon

Ratio of triangle A and B if the length of the sides are A:25,25, 30 and b:25,25, 40

Line-preserving transformations

What square does not contain the middle?

Prove that the sequence $(a_n)$ defined by $a_0 = 1$, $a_{n+1} = 1 + \frac 1{a_n}$ is convergent in $\mathbb{R}$

Distance from point to vertices of convex hull

Product of two opposite, distinct rotations

Prove the product of two distinct, opposite rotations is a translation

How is bisector of one side of a right angled triangle, drawn from right angled corner equal to the half of the bisected side?

What direction does a vector with more than two entries point at?

Find locus of points relating to an ellipse

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