# Trigonometry Forum

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

1. ### Help Please ( height and length) !!!

• Replies: 3
• Views: 353
May 12th 2015, 09:11 PM
2. ### Sine Cardinal Function Behaviour

• Replies: 2
• Views: 457
May 9th 2015, 03:48 PM
3. ### Trigonometry Word Problem

• Replies: 4
• Views: 732
Apr 28th 2015, 11:17 PM
4. ### Im having trouble with these

• Replies: 2
• Views: 314
Apr 28th 2015, 12:19 PM
5. ### hypotenuse and adjacent sides confusing.

• Replies: 4
• Views: 632
Apr 28th 2015, 07:47 AM
6. ### Finding the intersection points on the graph y=sinx, y=cosx and y=tanx

• Replies: 3
• Views: 1,142
Apr 25th 2015, 03:06 PM
7. ### Trig equation help

• Replies: 5
• Views: 332
Apr 24th 2015, 10:10 AM
8. ### Period of sums/multiplied sines/cosines

• Replies: 13
• Views: 5,647
Apr 21st 2015, 03:24 PM
9. ### Solution Sets...

• Replies: 3
• Views: 462
Apr 20th 2015, 06:14 PM
10. ### Vertical line from a point in order to creating new vector

• Replies: 2
• Views: 402
Apr 15th 2015, 11:05 AM

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12. ### Trig identity?

• Replies: 3
• Views: 357
Apr 10th 2015, 06:32 PM
13. ### question about reduction formula

• Replies: 1
• Views: 405
Apr 9th 2015, 02:23 PM

• Replies: 1
• Views: 356
Apr 7th 2015, 12:35 PM
15. ### General Solution of Trig Equation

• Replies: 7
• Views: 526
Apr 4th 2015, 07:17 PM
16. ### Need help to solve this trigo

• Replies: 7
• Views: 366
Mar 30th 2015, 08:38 PM
17. ### Trig - Cofunction angle identities

• Replies: 3
• Views: 448
Mar 30th 2015, 08:09 PM

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# "trigonometric ratios and trigonometric identities" solution

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