# Geometry Forum

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

1. ### Semicircle & Chords (Urgent)

• Replies: 2
• Views: 667
Jul 30th 2008, 05:59 AM
2. ### Decagons

• Replies: 1
• Views: 1,471
Jul 30th 2008, 05:30 AM
3. ### construction

• Replies: 1
• Views: 523
Jul 30th 2008, 04:13 AM
4. ### rectangular prism problem

• Replies: 1
• Views: 1,429
Jul 29th 2008, 08:38 PM
5. ### Question regarding circumcentre?

• Replies: 1
• Views: 584
Jul 29th 2008, 02:58 PM
6. ### Rectangles and circles

• Replies: 2
• Views: 463
Jul 29th 2008, 10:11 AM
7. ### Right angles and clock

• Replies: 2
• Views: 2,511
Jul 29th 2008, 05:06 AM
8. ### A cube and its vertices

• Replies: 1
• Views: 890
Jul 29th 2008, 03:44 AM
9. ### geometry / paralelograms

• Replies: 1
• Views: 696
Jul 28th 2008, 10:47 AM
10. ### Geometry - angles of polygons

• Replies: 2
• Views: 534
Jul 28th 2008, 08:36 AM
11. ### Question on triangles?

• Replies: 3
• Views: 423
Jul 28th 2008, 04:48 AM
12. ### Difficult geometry problem

• Replies: 1
• Views: 1,642
Jul 26th 2008, 12:41 PM
13. ### Formula for line length of two intersecting right triangular prisms

• Replies: 0
• Views: 689
Jul 26th 2008, 09:01 AM
14. ### Geometry in a parallelogram

• Replies: 5
• Views: 1,373
Jul 26th 2008, 03:26 AM
15. ### Circles

• Replies: 4
• Views: 535
Jul 25th 2008, 09:26 PM
16. ### Question involving properties of triangles and trigonometry?

• Replies: 0
• Views: 1,038
Jul 24th 2008, 06:16 AM
17. ### Geometry

• Replies: 1
• Views: 459
Jul 24th 2008, 03:40 AM
18. ### Circle Geometry Problem

• Replies: 2
• Views: 603
Jul 23rd 2008, 07:39 PM
19. ### construct angle

• Replies: 6
• Views: 702
Jul 23rd 2008, 05:31 PM
20. ### Properties of Triangles(involving circumscribed, ascribed...)?

• Replies: 3
• Views: 2,601
Jul 21st 2008, 04:58 AM
21. ### Area from perimeter is it possible?

• Replies: 6
• Views: 1,439
Jul 20th 2008, 05:25 AM
22. ### Solutions of Parts of a triangle?

• Replies: 1
• Views: 604
Jul 18th 2008, 08:20 PM

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### cosx= .4583?

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