# Geometry Forum

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

1. ### 3D prism problem

• Replies: 1
• Views: 468
Jun 21st 2010, 08:36 AM
2. ### Vectors notation

• Replies: 6
• Views: 587
Jun 19th 2010, 10:14 PM
3. ### Dimensions

• Replies: 1
• Views: 777
Jun 19th 2010, 08:08 AM
4. ### Help with angles?

• Replies: 2
• Views: 572
Jun 19th 2010, 07:38 AM
5. ### Show the right bisectors of eachother.

• Replies: 4
• Views: 855
Jun 18th 2010, 12:20 PM
6. ### Ptolemy's Theorem

• Replies: 2
• Views: 919
Jun 18th 2010, 02:14 AM
7. ### RF Technology and Triangles

• Replies: 14
• Views: 865
Jun 16th 2010, 01:33 PM
8. ### Bounds of third length in a triangle

• Replies: 1
• Views: 535
Jun 12th 2010, 10:24 AM
9. ### Looking for a polygon with given diagonals...

• Replies: 3
• Views: 610
Jun 11th 2010, 01:53 AM
10. ### Circles area proving

• Replies: 1
• Views: 464
Jun 11th 2010, 01:17 AM
11. ### Square inscribed in a circle, need some help (Probability!)

• Replies: 5
• Views: 9,246
Jun 10th 2010, 03:54 PM
12. ### How to calculate the accuracy of a map

• Replies: 0
• Views: 644
Jun 10th 2010, 01:14 PM
13. ### creating arc

• Replies: 1
• Views: 665
Jun 10th 2010, 09:36 AM
14. ### Diagonals of Cyclic Quad

• Replies: 1
• Views: 900
Jun 10th 2010, 08:20 AM
15. ### 36 sided dice?

• Replies: 2
• Views: 1,048
Jun 10th 2010, 06:53 AM

• Replies: 0
• Views: 587
Jun 9th 2010, 05:39 PM
17. ### symmetry (reflection)

• Replies: 0
• Views: 360
Jun 8th 2010, 03:49 PM
18. ### pyramid

• Replies: 4
• Views: 514
Jun 8th 2010, 09:06 AM
19. ### An analytical geometry question!

• Replies: 2
• Views: 610
Jun 8th 2010, 05:53 AM
20. ### vertex basis for the graph

• Replies: 2
• Views: 2,152
Jun 7th 2010, 03:58 AM

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### cosx= .4583?

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