# Geometry Forum

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

1. ### (help) finite geometry with 13 points and 13 lines

• Replies: 1
• Views: 463
Aug 17th 2014, 04:26 AM
2. ### Simple method, finding position vector

• Replies: 2
• Views: 371
Aug 16th 2014, 06:11 AM
3. ### Need Help with a Inscribed Circle in a Isoceles Triangle Problem

• Replies: 5
• Views: 586
Aug 6th 2014, 04:46 PM
4. ### A basic question

• Replies: 3
• Views: 382
Aug 3rd 2014, 06:49 AM
5. ### Circles

• Replies: 5
• Views: 587
Aug 2nd 2014, 07:41 AM
6. ### Request explanation of the formula

• Replies: 1
• Views: 463
Jul 22nd 2014, 08:11 AM
7. ### Help Calculating 3d Coordinates on a Plane Given a Line

• Replies: 3
• Views: 797
Jul 20th 2014, 10:26 AM
8. ### Geometric Proof

• Replies: 3
• Views: 854
Jul 19th 2014, 01:06 AM
9. ### Show that this curve is contained in a plane

• Replies: 2
• Views: 992
Jul 15th 2014, 06:45 AM
10. ### Word Problem

• Replies: 2
• Views: 1,190
Jul 14th 2014, 11:27 PM
11. ### What Formula to use?

• Replies: 1
• Views: 1,246
Jul 14th 2014, 10:39 PM
12. ### Parametrize the equations

• Replies: 3
• Views: 296
Jul 14th 2014, 08:54 PM
13. ### Rigid Motion

• Replies: 0
• Views: 866
Jul 14th 2014, 07:15 AM
14. ### Area problem (Might be over thinking the problem)

• Replies: 3
• Views: 507
Jul 7th 2014, 08:13 PM
15. ### Mistakes made by cut-the-knot isoperimeter

• Replies: 2
• Views: 629
Jun 27th 2014, 09:04 PM

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### cosx= .4583?

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