Trigonometry: Let's Solve!
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Trigonometry: Let's Solve!
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Post Icon Trigonometry: Let's Solve!

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[Image: Screen%20shot%202011-08-28%20at%20PM%2001.28.28.png]
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.29.00.png]
 
Special Triangles
 [Image: rt.jpg] 
[Image: triangle2.JPG] 

Trigo IdentitiesTangent and Cotangent Identities
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.30.26.png]
 Reciprocal Identities

[Image: Screen%20shot%202011-08-28%20at%20PM%2001.31.35.png]

 Pythagorean Identities

[Image: Screen%20shot%202011-08-28%20at%20PM%2001.32.04.png] 
Even/Odd Formulas
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.32.30.png]
Periodic Formulas
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.32.57.png]
 Double Angle Formulas

[Image: Screen%20shot%202011-08-28%20at%20PM%2001.33.24.png] 

Degrees to Radians Formulas
If x is an angle in degrees and t is an angle in radians then
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.33.58.png] 

Half Angle Formulas

[Image: Screen%20shot%202011-08-28%20at%20PM%2001.34.27.png] 

Sum and Difference Formulas
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.34.55.png]
 Product to Sum Formulas

[Image: Screen%20shot%202011-08-28%20at%20PM%2001.35.21.png]

 Sum to Product Formulas
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.35.48.png]

 Cofunction Formulas

[Image: Screen%20shot%202011-08-28%20at%20PM%2001.36.16.png]

Law of Sines, Cosines and Tangents
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.38.24.png]

 [Image: Screen%20shot%202011-08-28%20at%20PM%2001.38.34.png]
[Image: Screen%20shot%202011-08-28%20at%20PM%2001.38.39.png]

R Formula
Expressing [Image: trigonometry-formulas_clip_image002.gif] (a , b are constants) in the form [Image: trigonometry-formulas_clip_image002_0000.gif] or [Image: trigonometry-formulas_clip_image002_0001.gif] where R [Image: trigonometry-formulas_clip_image002_0002.gif] 0 and [Image: trigonometry-formulas_clip_image002_0003.gif] .[Image: trigonometry-formulas_clip_image002_0004.gif][Image: trigonometry-formulas_clip_image002_0005.gif]

Example
Express [Image: trigonometry-formulas_clip_image002_0006.gif] with R formula.[Image: trigonometry-formulas_clip_image002_0007.gif]R = 5 (R [Image: trigonometry-formulas_clip_image002_0008.gif] 0)[Image: trigonometry-formulas_clip_image002_0009.gif][Image: trigonometry-formulas_clip_image002_0010.gif]
Proving Trigo Identities - Many questions to practise!

 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.14.34.png][Image: Screen%20shot%202011-08-30%20at%20AM%2011.14.37.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.14.42.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.14.46.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.14.50.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.14.55.png][Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.00.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.03.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.09.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.14.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.19.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.24.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.29.png][Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.35.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.43.png]
 [Image: Screen%20shot%202011-08-30%20at%20AM%2011.15.39.png] Practice Questions[Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400]
  [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400]
 [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] 
[Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400]
 [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400]

 

[Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=320] 


[Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400][Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400]
 [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400]  [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400] [Image: Screen%20shot%202011-08-30%20at%20AM%201...;width=400]

 

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(This post was last modified: 02-26-2014 07:00 PM by Given.)
02-26-2014 06:56 PM
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