# Geometry Forum

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

1. ### do the angles 60 and -300 have the same magnitude?

• Replies: 2
• Views: 486
Oct 14th 2013, 09:22 PM
2. ### Finding the lengths of a rectangle (not as easy as it sounds)

• Replies: 6
• Views: 1,734
Oct 14th 2013, 05:13 PM
3. ### Finding the Midpoint of the line connecting two points which are...

• Replies: 7
• Views: 538
Oct 14th 2013, 05:39 AM
4. ### how to define the orientation of a surface

• Replies: 3
• Views: 535
Oct 13th 2013, 04:33 PM
5. ### Right-angled triangle vertices = parallelogram

• Replies: 1
• Views: 428
Oct 10th 2013, 10:42 PM
6. ### Squaring a triangle (greek problem)

• Replies: 2
• Views: 419
Oct 7th 2013, 09:14 PM
7. ### Line and plane intersection

• Replies: 2
• Views: 431
Oct 1st 2013, 06:57 AM
8. ### Diagonals in a regular pentagon

• Replies: 7
• Views: 874
Sep 26th 2013, 05:24 PM
9. ### Not sure how do solve this word problem

• Replies: 1
• Views: 399
Sep 26th 2013, 06:53 AM
10. ### Polygon

• Replies: 3
• Views: 398
Sep 24th 2013, 07:48 PM
11. ### Cube

• Replies: 1
• Views: 434
Sep 23rd 2013, 10:27 PM
12. ### Hemisphere

• Replies: 1
• Views: 309
Sep 23rd 2013, 10:21 PM
13. ### carthesian product of two closed sets

• Replies: 3
• Views: 627
Sep 23rd 2013, 05:46 AM
14. ### High School Geomtry Problems

• Replies: 8
• Views: 646
Sep 22nd 2013, 07:52 AM
15. ### Transforming cosx graph

• Replies: 1
• Views: 656
Sep 16th 2013, 04:45 PM
16. ### Modulus graph transformations

• Replies: 2
• Views: 563
Sep 16th 2013, 01:21 PM

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### cosx= .4583?

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