# Geometry Forum

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

1. ### Scale Factor

• Replies: 5
• Views: 1,574
Apr 4th 2012, 05:32 PM
2. ### 9/11thology Supporter Formula

• Replies: 0
• Views: 619
Apr 4th 2012, 05:26 AM
3. ### Hyperbola equation solving

• Replies: 2
• Views: 555
Mar 31st 2012, 08:30 PM
4. ### Geometry Problems

• Replies: 8
• Views: 1,093
Mar 31st 2012, 09:59 AM
5. ### Write down the equation in spherical and cylindrical coordinates.

• Replies: 5
• Views: 2,435
Mar 30th 2012, 05:01 PM
6. ### scalar product and vector product combined

• Replies: 12
• Views: 2,353
Mar 30th 2012, 01:17 PM
7. ### the area of rectangular

• Replies: 2
• Views: 523
Mar 30th 2012, 12:00 PM
8. ### Solve for y and z? Pleasee?

• Replies: 2
• Views: 584
Mar 30th 2012, 11:22 AM
9. ### vectors equation

• Replies: 1
• Views: 429
Mar 30th 2012, 10:36 AM
10. ### One of those paragraph proofs....

• Replies: 3
• Views: 584
Mar 30th 2012, 10:36 AM
11. ### Advanced proof of parallelograms having equal areas

• Replies: 2
• Views: 629
Mar 30th 2012, 08:09 AM
12. ### Ratios of sides without similar triangles

• Replies: 0
• Views: 530
Mar 29th 2012, 09:19 PM
13. ### Is the orthocenter so named cuz it's the incenter of the orthotriangle of a triangle?

• Replies: 4
• Views: 1,545
Mar 29th 2012, 12:36 PM
14. ### Help - 2D and 3D vector/ plane calculations

• Replies: 0
• Views: 817
Mar 29th 2012, 07:19 AM
15. ### If a cube was sunk into the ground so that...

• Replies: 3
• Views: 1,111
Mar 25th 2012, 08:19 PM
16. ### Vector past paper question

• Replies: 2
• Views: 1,223
Mar 25th 2012, 05:53 PM
17. ### Help SOOOON!

• Replies: 7
• Views: 1,215
Mar 25th 2012, 09:16 AM
18. ### Space goemetry question

• Replies: 1
• Views: 428
Mar 24th 2012, 10:00 PM
19. ### An analytic Geometry Riddle about Locus.

• Replies: 4
• Views: 879
Mar 23rd 2012, 10:15 PM
20. ### another pass paper question (stationary points)

• Replies: 2
• Views: 935
Mar 21st 2012, 10:47 AM
21. ### Triangle Problem

• Replies: 4
• Views: 553
Mar 19th 2012, 04:55 PM
22. ### Construct a rhombus

• Replies: 2
• Views: 862
Mar 19th 2012, 01:13 PM

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### cosx= .4583?

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