# Geometry Forum

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

1. ### median of a triangle

• Replies: 1
• Views: 430
Sep 17th 2011, 12:09 AM
2. ### Find the center of a sphere given 3 points and its radius

• Replies: 6
• Views: 2,894
Sep 15th 2011, 12:21 PM
3. ### Problem in Angle Bisectors

• Replies: 3
• Views: 963
Sep 14th 2011, 09:51 PM
4. ### Simple proof regarding segments, rays and lines

• Replies: 1
• Views: 1,101
Sep 14th 2011, 05:50 PM

• Replies: 8
• Views: 580
Sep 14th 2011, 02:28 PM
6. ### Mini Hydropower

• Replies: 1
• Views: 747
Sep 13th 2011, 05:29 PM
7. ### Prove CD + AE = AC.

• Replies: 8
• Views: 921
Sep 12th 2011, 03:10 PM
8. ### Area and volume

• Replies: 1
• Views: 1,139
Sep 11th 2011, 07:13 PM
9. ### trapezoids

• Replies: 6
• Views: 498
Sep 11th 2011, 11:49 AM
10. ### Competitive Exam Q related to Circles

• Replies: 6
• Views: 834
Sep 10th 2011, 12:53 AM
11. ### How to convert

• Replies: 2
• Views: 612
Sep 9th 2011, 08:56 PM
12. ### Showing being even

• Replies: 2
• Views: 529
Sep 7th 2011, 11:06 AM
13. ### Fleas with Triangles

• Replies: 1
• Views: 475
Sep 6th 2011, 10:28 AM
14. ### Geometrical Fish Tank Problem

• Replies: 3
• Views: 2,057
Sep 6th 2011, 07:16 AM
15. ### Proof: An Isosceles Triangle inscribed in a Circle

• Replies: 3
• Views: 4,647
Sep 6th 2011, 02:25 AM
16. ### [SOLVED] Interpretation of Simplified Formula for Area of a Sector (1/2)(theta)r^2

• Replies: 3
• Views: 924
Sep 5th 2011, 04:08 PM
17. ### Distance and Dimension

• Replies: 1
• Views: 421
Sep 5th 2011, 02:34 PM
18. ### Basic geometry proof

• Replies: 1
• Views: 809
Sep 5th 2011, 08:35 AM
19. ### Proof: A Semicircle and Three Tangents

• Replies: 3
• Views: 797
Sep 5th 2011, 03:34 AM
20. ### Proof: Right Triangle and a Perpendicular

• Replies: 2
• Views: 657
Sep 5th 2011, 02:37 AM
21. ### Center of data

• Replies: 2
• Views: 508
Sep 4th 2011, 04:27 AM
22. ### Area of Triangle

• Replies: 2
• Views: 419
Sep 3rd 2011, 06:08 PM

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### cosx= .4583?

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