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stapel (Elite Member)
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# Forum: Geometry and Trig

1. ### Sticky: Read Before Posting!!

• Replies: 0
• Views: 26,055
Ted
02-21-2006, 12:22 AM
1. ### Whole Number Interior and Lengths Triangle - Does It Exist?

• Replies: 5
• Views: 277
12-10-2018, 06:22 PM
2. ### Direction and speed control

• Replies: 1
• Views: 187
12-10-2018, 10:17 AM
3. ### Vectors Problem

• Replies: 1
• Views: 17
12-09-2018, 09:12 PM
4. ### Unsure how to solve

• Replies: 1
• Views: 250
12-07-2018, 03:59 PM
5. ### Quadrilateral Family: In nice and green valley there is a building with 4 floors...

• Replies: 13
• Views: 633
12-07-2018, 01:17 AM
6. ### cosxcos4xcos8x =1/8: efficient way of solving this?

• Replies: 20
• Views: 775
12-06-2018, 03:38 PM
7. ### Constructible Solutions: how to prove x^3−6x+2√(pi) has no constructible solutions?

• Replies: 1
• Views: 377
12-06-2018, 10:00 AM
8. ### Vectors: OAB is triangle, vector OA = a, vector OB = b

• Replies: 2
• Views: 440
12-05-2018, 08:37 PM
9. ### Help: Find line perpendicular to y=-2/3x-8/9 passing thru (6,-9)

• Replies: 7
• Views: 313
12-05-2018, 02:34 AM
10. ### Locus problem

• Replies: 8
• Views: 313
pka
12-04-2018, 05:58 PM
11. ### Pigeonhole principle in geometry

• Replies: 2
• Views: 316
12-04-2018, 02:51 PM
12. ### The diameter of a circle

• Replies: 4
• Views: 352
12-01-2018, 02:25 PM
13. ### Is an equilateral triangle an isosceles triangle?

• Replies: 13
• Views: 604
11-30-2018, 08:00 PM

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