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Trig Functions for Spec Angles
Quiz for angles in terms of radians
30
Mathematics
12th Grade
03/14/2008
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Cards

Term
sin π
 Definition
0
Term
cos π
 Definition
-1
Term
tan π
 Definition
0
Term
sin π/6
 Definition
1/2
Term
cos π/6
 Definition
√3/2
Term
tan π/4
 Definition
1
Term
cos π/4
 Definition
√2/2
Term
sin π/4
 Definition
√2/2
Term
tan 3π/4
 Definition
-1
Term
sin 3π/4
 Definition
√2/2
Term
cos 3π/4
 Definition
-√2/2
Term
sin -π/6
 Definition
-1/2
Term
sin 0
 Definition
zero
Term
cos 0
 Definition
1
Term
tan 0
 Definition
zero
Term
sin π/2
 Definition
1
Term
cos π/2
 Definition
zero
Term
(cos π/2)(sin π/2)
 Definition
zero
Term
sin 4π/3
 Definition
-√3/2
Term
cos 4π/3
 Definition
- √3/2
Term
(sin π)- (cos π)
 Definition
1
Term
What is the Pythagorean Identity?
 Definition
sin2t + cos2t = 1
Term

Negative angle identity

 

sin (-t) = ?

cos (-t) = ?

tan (-t) = ? 

 Definition

- sin t

cos t

- tan t 
Term

Periodity Identity

 

cos (t + ?π) = cos t

 

sin (t + ?π) = sin t

Definition
2 for both answers
Term
sin -π/2
 Definition
-1
Term
cos -3π/2
 Definition
0
Term
sin -7π/6
 Definition
1/2
Term
tan π/4 + sin π/6 + cos π/3
 Definition
2
Term

simplify

 

1 + sin t + sin -t 

 Definition
1
Term

simplify

 

1 + cos t - cos( -t )

 Definition
1
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