# Trigonometry Forum

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

1. ### Calculate Lat2/Lon2 given Lat1/Lon1, azimuth, and distance

• Replies: 3
• Views: 913
Feb 3rd 2015, 07:45 PM

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3. ### Stuck!!

• Replies: 2
• Views: 501
Feb 2nd 2015, 08:12 AM
4. ### help solving trigonometric identity

• Replies: 3
• Views: 442
Jan 29th 2015, 10:25 AM
5. ### Tricky trig simplification

• Replies: 3
• Views: 537
Jan 29th 2015, 07:42 AM

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7. ### How to deduce trig identities?

• Replies: 2
• Views: 998
Jan 27th 2015, 06:00 PM
8. ### Trig help needed please

• Replies: 4
• Views: 583
Jan 27th 2015, 02:31 PM
9. ### trig angle question.

• Replies: 8
• Views: 446
Jan 27th 2015, 12:35 PM

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12. ### basic

• Replies: 6
• Views: 394
Jan 12th 2015, 05:07 AM
13. ### Working out range of a CCTV sensor

• Replies: 3
• Views: 433
Jan 7th 2015, 01:11 PM
14. ### Ferris Wheel Trigonometry Question

• Replies: 1
• Views: 1,258
Jan 6th 2015, 01:19 PM
15. ### Finding real numbers that satisfy an equation in a given interval.

• Replies: 5
• Views: 707
Jan 3rd 2015, 04:24 AM
16. ### trig identities question help

• Replies: 1
• Views: 358
Dec 29th 2014, 12:29 PM
17. ### how to calculate any value of theta

• Replies: 8
• Views: 5,792
Dec 23rd 2014, 01:40 AM
18. ### Need explanation why cos(sinπ) = 1 ?

• Replies: 1
• Views: 503
Dec 17th 2014, 11:36 PM

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