# Geometry Forum

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

1. ### Rotation in Cartesian Coordinates

• Replies: 1
• Views: 737
Mar 2nd 2010, 06:30 PM
2. ### Angles of Elevation and Depression

• Replies: 1
• Views: 855
Mar 2nd 2010, 02:28 PM
3. ### Incricles and Excircles

• Replies: 3
• Views: 592
Mar 2nd 2010, 10:03 AM
4. ### stuck on these 3 problems

• Replies: 1
• Views: 600
Mar 1st 2010, 11:32 PM
5. ### Find the orthocenter of the triangle.

• Replies: 1
• Views: 569
Mar 1st 2010, 10:45 PM
6. ### [SOLVED] Radius of a rounded corner rectangle

• Replies: 7
• Views: 14,822
Mar 1st 2010, 06:53 PM
7. ### Interior and Exterior Angles of Polygons

• Replies: 5
• Views: 791
Mar 1st 2010, 05:58 PM
8. ### Isometries

• Replies: 1
• Views: 525
Mar 1st 2010, 04:02 AM
9. ### Moved: Need help in Ratios

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• Replies: 1
• Views: 1,023
Feb 28th 2010, 01:33 PM
11. ### 3d coordinate geometry

• Replies: 1
• Views: 705
Feb 28th 2010, 07:08 AM
12. ### Algebra

• Replies: 1
• Views: 372
Feb 28th 2010, 05:24 AM
13. ### y = mx + b problems

• Replies: 1
• Views: 730
Feb 28th 2010, 04:01 AM
14. ### Setting the domain and range of a line

• Replies: 1
• Views: 445
Feb 27th 2010, 08:34 PM
15. ### AQA C2 pg 176. revision exercise last 2 questions

• Replies: 1
• Views: 660
Feb 27th 2010, 07:10 PM
16. ### Parallelepiped

• Replies: 3
• Views: 640
Feb 27th 2010, 02:08 PM
17. ### Ellipse

• Replies: 3
• Views: 617
Feb 27th 2010, 07:56 AM
18. ### Equation of circles help?

• Replies: 1
• Views: 437
Feb 27th 2010, 07:31 AM
19. ### Find weight of iron ring

• Replies: 3
• Views: 678
Feb 27th 2010, 03:59 AM
20. ### Ratio of Volumes

• Replies: 1
• Views: 405
Feb 27th 2010, 02:31 AM

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### cosx= .4583?

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