# Geometry Forum

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

1. ### Equation of Circle from right-angled triangle

• Replies: 2
• Views: 772
Oct 19th 2009, 08:04 AM
2. ### Volume Expression

• Replies: 4
• Views: 789
Oct 19th 2009, 04:15 AM
3. ### geometrical proof urgent

• Replies: 1
• Views: 434
Oct 18th 2009, 06:51 PM
4. ### Symmetry Question - Frabjous

• Replies: 0
• Views: 406
Oct 18th 2009, 01:18 PM
5. ### Perimeter of a ellipse

• Replies: 4
• Views: 601
Oct 18th 2009, 08:11 AM
6. ### Geometry - Show that x+y+z=360

• Replies: 4
• Views: 1,178
Oct 18th 2009, 02:59 AM
7. ### Area of Quadrilateral given diagonals and 1 side.

• Replies: 1
• Views: 1,728
Oct 18th 2009, 02:12 AM
8. ### Determine the equation of a circle

• Replies: 1
• Views: 626
Oct 17th 2009, 07:22 AM
9. ### Volume of a cuboid given areas of adjacent sides

• Replies: 2
• Views: 1,654
Oct 17th 2009, 05:54 AM
10. ### Hyperbola

• Replies: 1
• Views: 649
Oct 16th 2009, 01:35 PM
11. ### Have length and midpoint co-ordinates find endpoint?

• Replies: 2
• Views: 700
Oct 15th 2009, 10:15 PM
12. ### Supplement & Complement

• Replies: 3
• Views: 926
Oct 15th 2009, 10:51 AM
13. ### Orthocentre Question Helpp

• Replies: 1
• Views: 472
Oct 15th 2009, 03:01 AM
14. ### Equation of locus of two tangents

• Replies: 3
• Views: 925
Oct 14th 2009, 06:30 PM
15. ### Triange side length questions

• Replies: 1
• Views: 998
Oct 14th 2009, 04:49 PM
16. ### Geometry: Circle

• Replies: 4
• Views: 738
Oct 13th 2009, 12:05 PM
17. ### Right trapeziod area problem

• Replies: 4
• Views: 618
Oct 13th 2009, 11:07 AM
18. ### Scalar product of vectors question

• Replies: 4
• Views: 672
Oct 13th 2009, 04:18 AM
19. ### 3 dimensional figures

• Replies: 0
• Views: 490
Oct 12th 2009, 06:45 PM

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### cosx= .4583?

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