# Geometry Forum

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

1. ### Determine whether the lines are parallel, perpendicular, or neither.

• Replies: 3
• Views: 1,046
Nov 7th 2009, 06:25 PM
2. ### GMAT Geometry...etc.

• Replies: 8
• Views: 740
Nov 7th 2009, 06:24 PM
3. ### Deduce Triangle Equality! [Vectors]

• Replies: 6
• Views: 1,096
Nov 7th 2009, 05:27 PM
4. ### Side length of a right-triangle

• Replies: 1
• Views: 669
Nov 7th 2009, 02:00 PM
5. ### rectangle inscribed in a circle

• Replies: 1
• Views: 762
Nov 7th 2009, 08:27 AM
6. ### the component form of a vector + unit vector with same direction

• Replies: 4
• Views: 1,533
Nov 5th 2009, 05:03 PM
7. ### squares in the Plane

• Replies: 2
• Views: 697
Nov 4th 2009, 06:04 PM
8. ### Length of a vector

• Replies: 1
• Views: 474
Nov 4th 2009, 05:04 AM
9. ### prove vectors

• Replies: 1
• Views: 438
Nov 4th 2009, 04:13 AM
10. ### ratio problem

• Replies: 3
• Views: 889
Nov 4th 2009, 12:30 AM

• Replies: 4
• Views: 6,455
Nov 3rd 2009, 11:48 PM
12. ### Relationship between Area of Square and Rectangle

• Replies: 10
• Views: 6,598
Nov 3rd 2009, 09:30 PM
13. ### Expressing Area in terms of Width

• Replies: 8
• Views: 5,047
Nov 3rd 2009, 08:47 PM
14. ### circle equation part2

• Replies: 1
• Views: 489
Nov 3rd 2009, 01:06 PM
15. ### Center and radius of circle.

• Replies: 1
• Views: 673
Nov 3rd 2009, 12:36 PM
16. ### Semi-Circle Rectangle Area, perimeter

• Replies: 6
• Views: 5,904
Nov 3rd 2009, 12:13 AM
17. ### circle equation help thanks.

• Replies: 3
• Views: 594
Nov 2nd 2009, 07:50 PM
18. ### Line problem

• Replies: 0
• Views: 468
Nov 2nd 2009, 01:24 PM
19. ### Rubik's cube

• Replies: 1
• Views: 1,136
Nov 2nd 2009, 01:00 PM

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### cosx= .4583?

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