# Trigonometry Forum

Trigonometry Help Forum: Graphing trig expressions, identities, angles, applied questions

1. ### Cos(2A)

• Replies: 1
• Views: 1,431
Sep 16th 2008, 06:47 PM
2. ### Direction of aeroplane query

• Replies: 1
• Views: 1,417
Sep 16th 2008, 05:33 PM
3. ### Pi formula

• Replies: 2
• Views: 505
Sep 16th 2008, 05:02 PM
4. ### simple approximation but need exact answer

• Replies: 4
• Views: 667
Sep 16th 2008, 10:19 AM
5. ### F(x) = sin x

• Replies: 1
• Views: 476
Sep 16th 2008, 07:01 AM
6. ### Help?

• Replies: 4
• Views: 646
Sep 16th 2008, 02:12 AM
7. ### trig equation

• Replies: 3
• Views: 967
Sep 16th 2008, 01:38 AM
8. ### Solving an equation in a specified interval

• Replies: 3
• Views: 671
Sep 15th 2008, 07:47 PM
9. ### identity

• Replies: 2
• Views: 400
Sep 15th 2008, 07:17 PM
10. ### Trigonometric ratio...

• Replies: 2
• Views: 951
Sep 15th 2008, 05:12 PM
11. ### Finding Theta?

• Replies: 2
• Views: 740
Sep 15th 2008, 02:06 PM
12. ### Inverse Trig

• Replies: 1
• Views: 461
Sep 15th 2008, 01:42 PM

• Replies: 4
• Views: 469
Sep 15th 2008, 11:26 AM
14. ### prove- trigo

• Replies: 2
• Views: 464
Sep 15th 2008, 03:23 AM
15. ### find with with angles

• Replies: 7
• Views: 1,812
Sep 14th 2008, 03:45 PM
16. ### distances with angles

• Replies: 2
• Views: 670
Sep 14th 2008, 03:41 PM
17. ### trigonometric identities

• Replies: 11
• Views: 940
Sep 14th 2008, 12:49 PM
18. ### Help on Verifying identities

• Replies: 6
• Views: 624
Sep 14th 2008, 11:30 AM
19. ### trigonometry

• Replies: 3
• Views: 511
Sep 14th 2008, 11:11 AM
20. ### Finding Inverse Trig Functions

• Replies: 7
• Views: 1,150
Sep 14th 2008, 10:15 AM
21. ### Another triangle related question

• Replies: 0
• Views: 454
Sep 14th 2008, 09:03 AM
22. ### Three Dimensional Problems , advice needed!

• Replies: 2
• Views: 519
Sep 14th 2008, 08:21 AM
23. ### finding the function value

• Replies: 2
• Views: 1,757
Sep 13th 2008, 04:48 PM
24. ### Co ordinance

• Replies: 0
• Views: 611
Sep 13th 2008, 03:46 PM
25. ### Trigonometric Identities

• Replies: 1
• Views: 442
Sep 13th 2008, 12:32 PM
26. ### [SOLVED] Trig chord angle problem

• Replies: 3
• Views: 1,217
Sep 13th 2008, 07:42 AM
27. ### Trigo

• Replies: 3
• Views: 657
Sep 13th 2008, 06:01 AM
28. ### Diffcult Trigonometry Equation Solving

• Replies: 3
• Views: 471
Sep 13th 2008, 02:26 AM

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