# Geometry Forum

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

1. ### Hexagonal Spherical Pyramid

• Replies: 1
• Views: 1,840
Feb 28th 2009, 07:30 AM
2. ### Vector

• Replies: 4
• Views: 739
Feb 28th 2009, 04:14 AM
3. ### Geometry Question: Proving two angles congruent

• Replies: 3
• Views: 1,065
Feb 27th 2009, 01:30 PM
4. ### Simple speed/length/time question (Urgent)

• Replies: 1
• Views: 700
Feb 27th 2009, 11:27 AM
5. ### Converses help?

• Replies: 3
• Views: 472
Feb 27th 2009, 08:34 AM
6. ### [SOLVED] Concurrency

• Replies: 1
• Views: 429
Feb 26th 2009, 02:28 AM
7. ### Coordinate Geometry

• Replies: 5
• Views: 915
Feb 25th 2009, 11:30 PM
8. ### The egyptian Frustum volume calculation

• Replies: 3
• Views: 1,637
Feb 25th 2009, 04:34 PM
9. ### PraxisII help please

• Replies: 1
• Views: 533
Feb 25th 2009, 02:32 PM
10. ### Dividing a line into 5 equal parts using a compass

• Replies: 8
• Views: 8,962
Feb 23rd 2009, 08:46 PM
11. ### [SOLVED] Geometry Help - Triangle Sides

• Replies: 1
• Views: 704
Feb 23rd 2009, 05:13 PM
12. ### [SOLVED] Two circles

• Replies: 3
• Views: 300
Feb 23rd 2009, 10:49 AM
13. ### Using 'Geometry of a Circle' Theorems

• Replies: 1
• Views: 1,588
Feb 23rd 2009, 10:11 AM
14. ### Modern Geometry: Triangle, perpendicular bisectors, circumcircle, circumcenter

• Replies: 1
• Views: 1,274
Feb 22nd 2009, 08:12 PM
15. ### Modern Geometry: Proving Angles Congruent

• Replies: 2
• Views: 2,800
Feb 22nd 2009, 06:27 PM
16. ### Circle Cordinate-Geomerty question, intersecting circles?

• Replies: 4
• Views: 721
Feb 22nd 2009, 10:56 AM
17. ### help...

• Replies: 1
• Views: 358
Feb 22nd 2009, 07:04 AM
18. ### Minimize a function

• Replies: 1
• Views: 741
Feb 21st 2009, 08:39 AM
19. ### Need the derivation of area formula of a segment

• Replies: 5
• Views: 5,903
Feb 21st 2009, 06:29 AM
20. ### Percentage increase in a volume

• Replies: 4
• Views: 549
Feb 20th 2009, 04:38 AM
21. ### [SOLVED] Triangulation

• Replies: 1
• Views: 578
Feb 20th 2009, 03:11 AM
22. ### Questions on Geometry.

• Replies: 4
• Views: 856
Feb 19th 2009, 07:20 PM
23. ### Finding the length of a line

• Replies: 1
• Views: 494
Feb 19th 2009, 05:53 PM

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### cosx= .4583?

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