# Trigonometry Forum

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

1. ### Evaluate values

• Replies: 2
• Views: 298
Oct 13th 2009, 06:00 PM
2. ### Somewhat Advanced Trig Identity Problem...

• Replies: 2
• Views: 373
Oct 13th 2009, 05:14 PM
3. ### Keeping line insede a rectangle

• Replies: 1
• Views: 565
Oct 13th 2009, 02:04 PM
4. ### Need some help on trig identities, difference quotient, and sum-to product

• Replies: 4
• Views: 1,748
Oct 13th 2009, 09:28 AM
5. ### Double and Half Angles

• Replies: 3
• Views: 644
Oct 13th 2009, 06:37 AM
6. ### Collision bounce angle.

• Replies: 3
• Views: 934
Oct 13th 2009, 05:48 AM
7. ### Polynomial graphs

• Replies: 1
• Views: 411
Oct 12th 2009, 07:01 PM
8. ### Which of the following is not defined?

• Replies: 1
• Views: 970
Oct 12th 2009, 02:23 PM
9. ### Trig and geometry: the area, perimeter and size of a cyclic quadrilateral

• Replies: 1
• Views: 1,149
Oct 12th 2009, 09:21 AM
10. ### parameter

• Replies: 5
• Views: 749
Oct 12th 2009, 04:21 AM
11. ### Help with Solving Trigonometric Equations

• Replies: 3
• Views: 462
Oct 12th 2009, 03:21 AM
12. ### Help with trig algebra. I can't figure this out

• Replies: 4
• Views: 518
Oct 11th 2009, 03:08 PM
13. ### Help with "19.6 - 60cos^2(θ)tan(θ) + 20cos^2(θ) = 0 please!?

• Replies: 9
• Views: 814
Oct 11th 2009, 02:54 PM
14. ### Three dimensional problem

• Replies: 0
• Views: 638
Oct 11th 2009, 01:33 PM
15. ### sin 2A + sin 2B + sin 2C = 4 sin A sin B sin C

• Replies: 4
• Views: 16,558
Oct 11th 2009, 01:05 PM
16. ### quick quesiton

• Replies: 2
• Views: 466
Oct 11th 2009, 12:50 PM
17. ### Odd/Even Functions in Regards to Trig

• Replies: 1
• Views: 492
Oct 11th 2009, 11:55 AM
18. ### Solving Tangent Equation

• Replies: 1
• Views: 514
Oct 11th 2009, 11:51 AM
19. ### suvat question help

• Replies: 1
• Views: 784
Oct 11th 2009, 10:52 AM
20. ### Alright, I don't understand the jump from this point to this point...

• Replies: 2
• Views: 773
Oct 11th 2009, 09:22 AM
21. ### Another speed time graph problem

• Replies: 3
• Views: 1,876
Oct 11th 2009, 09:11 AM
22. ### x € ] - pi/4 , pi/4 ] ^ tg x = 2k(2) - 3k

• Replies: 4
• Views: 657
Oct 11th 2009, 08:10 AM
23. ### SUVAT - Motion Equation

• Replies: 8
• Views: 1,284
Oct 11th 2009, 07:51 AM
24. ### 1-cos^2 a + tan^2 a * cos^2 a

• Replies: 3
• Views: 661
Oct 11th 2009, 07:46 AM
25. ### Trigonometric identities

• Replies: 3
• Views: 2,230
Oct 11th 2009, 06:26 AM
26. ### Help with evaluating sine

• Replies: 5
• Views: 557
Oct 10th 2009, 06:20 PM
27. ### Expressing sin(2x)sin(x) as a sum or difference of sin/cos terms

• Replies: 2
• Views: 711
Oct 10th 2009, 09:18 AM
28. ### inverse trig function help,

• Replies: 1
• Views: 694
Oct 10th 2009, 04:12 AM
29. ### 2b^2=a^2+c^2 => 2cotB=cotA+cotC

• Replies: 1
• Views: 1,050
Oct 10th 2009, 01:18 AM

,

,

,

,

,

,

,

,

,

,

,

,

,

,

# trigonometry sotr

Click on a term to search for related topics.

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.