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Notes4_3PC.notebook 1 September 09, 2016 4.3 Right Triangle Trigonometry Evaluating Trigonometric functions Sin C = Cos C= Tan C= csc C= sec C= cot C= use the triangle to find the exact values of the six trig functions of C

Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

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Page 1: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

1

September 09, 2016

4.3 Right Triangle Trigonometry

Evaluating Trigonometric functions

Sin C =

Cos C=

Tan C=

csc C=

sec C=

cot C=

use the triangle to find the exact values of the six trig functions of C

Page 2: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

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September 09, 2016

in standard position

Page 3: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

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September 09, 2016

Page 4: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

4

September 09, 2016

Page 5: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

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September 09, 2016

Page 6: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

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September 09, 2016

Page 7: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

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September 09, 2016

Page 8: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

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September 09, 2016

Page 274277 1, 5, 7, 15, 2426 all, 3132, 3340,43,5154, 5765 odd

Page 265 5761 odd (look at 155 odd check for understanding)

Page 9: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

9

September 09, 2016

Page 10: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

10

September 09, 2016

Page 11: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

11

September 09, 2016

Homework: Page 274277 1, 5, 7, 15, 2426 all, 3132, 3340,43,5154, 5765 odd

Page 12: Sin C = Cos C= Tan C= - Parkway School District · 2016. 9. 9. · sin2 x + cos2 x = I I + tan2 x COS x tan x COS cot = = see x COS X sec x Even -Odd Identities —Sin x —cscx —

Notes4_3PC.notebook

12

September 09, 2016

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