Geometry Forum

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

1. Vector Proof Problem

• Replies: 2
• Views: 543
Nov 16th 2010, 05:15 AM
2. Coordinate Proof... Perpendicular Lines

• Replies: 1
• Views: 466
Nov 16th 2010, 01:07 AM
3. ellipse 2

• Replies: 1
• Views: 1,000
Nov 15th 2010, 11:41 AM
4. A little more help with givens...

• Replies: 0
• Views: 780
Nov 15th 2010, 07:18 AM
5. Givens. Statements, proofs

• Replies: 3
• Views: 850
Nov 15th 2010, 07:14 AM
6. Find Value of x

• Replies: 1
• Views: 541
Nov 15th 2010, 03:28 AM
7. Find the angles between the 3 cylinders

• Replies: 2
• Views: 769
Nov 14th 2010, 05:10 PM
8. How to find the depth of a triangular prism

• Replies: 1
• Views: 3,754
Nov 14th 2010, 04:45 PM
9. Area of a segment of an ellipse

• Replies: 2
• Views: 2,742
Nov 14th 2010, 01:16 PM
10. Pentagonal Pyramid Volume help

• Replies: 3
• Views: 1,040
Nov 14th 2010, 08:20 AM
11. volume of Frustum using similar shapes method

• Replies: 2
• Views: 1,640
Nov 13th 2010, 01:37 PM
12. Similar Triangles II

• Replies: 1
• Views: 609
Nov 13th 2010, 12:41 PM
13. Similar Triangles

• Replies: 1
• Views: 620
Nov 13th 2010, 12:40 PM
14. Similar Triangles III

• Replies: 1
• Views: 735
Nov 13th 2010, 12:40 PM
15. Circle Problem

• Replies: 1
• Views: 522
Nov 13th 2010, 12:39 PM
16. Vectors Question

• Replies: 6
• Views: 517
Nov 13th 2010, 11:40 AM
17. How to work this out

• Replies: 1
• Views: 538
Nov 11th 2010, 09:44 AM
18. related to volume

• Replies: 2
• Views: 365
Nov 11th 2010, 03:34 AM
19. area proof, maybe menelaus

• Replies: 7
• Views: 501
Nov 10th 2010, 03:39 PM
20. Locus

• Replies: 1
• Views: 706
Nov 10th 2010, 03:24 AM
21. Helix, arc tangent envelope

• Replies: 0
• Views: 824
Nov 9th 2010, 08:01 PM
22. Parallel Proof

• Replies: 1
• Views: 799
Nov 8th 2010, 07:29 PM
23. Coordinate Proof

• Replies: 1
• Views: 712
Nov 8th 2010, 07:24 PM
24. Circle Problem

• Replies: 2
• Views: 810
Nov 8th 2010, 03:40 PM
25. Rectangle/Symmetry Problem

• Replies: 1
• Views: 606
Nov 6th 2010, 05:00 PM

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cosx= .4583?

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