# Geometry Forum

Geometry Help Forum: Euclidean, basic geometric proofs, volumes, perimeters

1. ### Constructing a Segment

• Replies: 1
• Views: 787
Oct 29th 2010, 11:40 PM
2. ### Right Triangle Proof

• Replies: 1
• Views: 731
Oct 29th 2010, 08:38 PM
3. ### Right kite - these can contain more than one right angle.

• Replies: 2
• Views: 4,988
Oct 29th 2010, 07:42 PM
4. ### Planar intersection

• Replies: 3
• Views: 601
Oct 29th 2010, 02:10 AM
5. ### Hilbert's Euclidean Parallel Postulate

• Replies: 0
• Views: 1,944
Oct 28th 2010, 09:47 PM
6. ### Big circles on S^3

• Replies: 0
• Views: 485
Oct 28th 2010, 08:48 AM
7. ### Working out the height of a Cuboid

• Replies: 5
• Views: 32,596
Oct 28th 2010, 08:40 AM
8. ### Interesting Problem: Geometry

• Replies: 4
• Views: 705
Oct 28th 2010, 05:16 AM
9. ### Geometry: Angles and distances

• Replies: 1
• Views: 507
Oct 28th 2010, 02:20 AM
10. ### Find the Are of a Lune

• Replies: 1
• Views: 604
Oct 27th 2010, 10:56 PM
11. ### The Area of A Triangle on a Sphere

• Replies: 1
• Views: 624
Oct 27th 2010, 10:55 PM
12. ### Area

• Replies: 2
• Views: 453
Oct 27th 2010, 01:12 PM
13. ### Area of a Hyperbolic Triangles

• Replies: 0
• Views: 864
Oct 27th 2010, 01:11 PM
14. ### Isosceles Triangle Theorem (ITT)

• Replies: 1
• Views: 1,708
Oct 27th 2010, 12:57 PM
15. ### Arcs, Cevians, Tangents

• Replies: 1
• Views: 563
Oct 27th 2010, 12:48 PM
16. ### Angles proving

• Replies: 4
• Views: 600
Oct 27th 2010, 07:53 AM

• Replies: 2
• Views: 637
Oct 26th 2010, 10:35 AM
18. ### Converse of ITT

• Replies: 0
• Views: 1,592
Oct 25th 2010, 05:09 PM
19. ### Corollary

• Replies: 0
• Views: 486
Oct 25th 2010, 05:00 PM
20. ### Proofs

• Replies: 4
• Views: 1,005
Oct 25th 2010, 04:19 AM
21. ### Calculating sphere orientation?

• Replies: 7
• Views: 1,338
Oct 24th 2010, 01:45 AM
22. ### area of the shaded area of the circle.

• Replies: 4
• Views: 5,806
Oct 23rd 2010, 01:37 PM
23. ### area of enclosed by lines.

• Replies: 1
• Views: 3,550
Oct 22nd 2010, 11:26 PM
24. ### Finding the radius of each circle's

• Replies: 1
• Views: 3,392
Oct 22nd 2010, 11:14 PM

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### cosx= .4583?

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