# Trigonometry Forum

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

1. ### woah this problems seems way over my head!

• Replies: 1
• Views: 551
May 2nd 2012, 08:57 PM
2. ### Can someone walk me through converting polar /rectangular coordinates?

• Replies: 1
• Views: 706
May 2nd 2012, 08:54 PM
3. ### Area of inner and out square in circle

• Replies: 6
• Views: 1,856
May 2nd 2012, 05:58 PM
4. ### trig fix

• Replies: 1
• Views: 452
May 2nd 2012, 01:17 PM
5. ### modifying slash simplifying trigonometric expression

• Replies: 1
• Views: 649
Apr 30th 2012, 01:03 PM
6. ### question general solution

• Replies: 4
• Views: 455
Apr 30th 2012, 12:50 PM
7. ### First time with vectors

• Replies: 1
• Views: 4,759
Apr 29th 2012, 09:22 AM
8. ### Trig

• Replies: 1
• Views: 429
Apr 29th 2012, 08:53 AM
9. ### Determining Exact Values

• Replies: 2
• Views: 2,936
Apr 28th 2012, 04:51 PM
10. ### (a) "Evaluate h(t) = cos (20t)° for t = 3." (b) What is the value of t when h(t) =...

• Replies: 1
• Views: 744
Apr 28th 2012, 02:12 PM
11. ### Need help simplifying an equation with arctan

• Replies: 3
• Views: 1,068
Apr 27th 2012, 07:20 AM
12. ### How do I evaluate the integral of (sin(2t)^2)^(1/2) ?

• Replies: 1
• Views: 1,823
Apr 26th 2012, 01:28 PM
13. ### trigonometric equations

• Replies: 1
• Views: 422
Apr 25th 2012, 04:37 PM
14. ### Not sure if trig but this was given to me in trig class

• Replies: 3
• Views: 398
Apr 25th 2012, 03:23 PM
15. ### Trigonometric Equations

• Replies: 2
• Views: 454
Apr 25th 2012, 12:59 PM
16. ### [Pre-Calc] Finding all solutions of a trig equation

• Replies: 3
• Views: 1,020
Apr 25th 2012, 12:55 PM
17. ### CONVERTING b/w POLAR equations & RECTANGULAR equations

• Replies: 1
• Views: 5,951
Apr 24th 2012, 07:02 AM
18. ### compound and double angle formulae

• Replies: 3
• Views: 3,210
Apr 23rd 2012, 02:22 PM
19. ### Trig. equation solution problem.

• Replies: 8
• Views: 1,133
Apr 22nd 2012, 12:16 AM
20. ### How do i work out something like cos^2(x+pi/6) when x = 0.2

• Replies: 1
• Views: 597
Apr 21st 2012, 11:52 AM
21. ### simplification of trigonometric equation

• Replies: 2
• Views: 563
Apr 20th 2012, 02:42 AM
22. ### trig equation help please

• Replies: 2
• Views: 437
Apr 19th 2012, 11:15 PM
23. ### Given one set of coordinates, find another set that is 120 degrees away.

• Replies: 5
• Views: 1,843
Apr 19th 2012, 04:47 PM
24. ### finding the value

• Replies: 6
• Views: 585
Apr 19th 2012, 03:02 PM

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# "trigonometric ratios and trigonometric identities" solution

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