# Geometry Forum

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

1. ### Construction help!

• Replies: 1
• Views: 347
Apr 8th 2013, 10:08 PM
2. ### Angle between normals of two planes

• Replies: 1
• Views: 558
Apr 6th 2013, 06:28 AM
3. ### Differentiation Help

• Replies: 0
• Views: 314
Apr 5th 2013, 04:29 AM
4. ### volume AND ration - similar shapes

• Replies: 2
• Views: 709
Apr 5th 2013, 04:15 AM
5. ### Mathematical Expressions

• Replies: 4
• Views: 675
Apr 1st 2013, 04:52 AM
6. ### Colorful Squares

• Replies: 0
• Views: 376
Mar 30th 2013, 07:59 AM
7. ### Equation of a line derivation

• Replies: 3
• Views: 764
Mar 29th 2013, 07:13 AM
8. ### Online resources for dot product calculations?

• Replies: 4
• Views: 654
Mar 26th 2013, 04:27 AM
9. ### Divide a triangle into 2 parts equal area by a line parallel to its base.

• Replies: 1
• Views: 3,761
Mar 25th 2013, 07:35 AM
10. ### Points on a Bisector

• Replies: 4
• Views: 372
Mar 25th 2013, 02:56 AM
11. ### Width = 150mm, Diameter = 47mm, Length = ? Should have tried harder in math class

• Replies: 2
• Views: 650
Mar 22nd 2013, 10:34 AM
12. ### Find the Volume between a plane and and a ball

• Replies: 0
• Views: 386
Mar 22nd 2013, 07:19 AM
13. ### [SOLVED] Sabo is well popular for its charm collection

• Replies: 1
• Views: 755
Mar 22nd 2013, 01:38 AM

• Replies: 3
• Views: 502
Mar 21st 2013, 11:34 AM

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### cosx= .4583?

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