Exact Trigonometric Ratios Flashcards
1
Q
Name the 2 special triangles (sides and angles)
A
1,1,sqrt(2) (Pi/4,Pi/4,90)
1,sqrt(3),2 (Pi/3,Pi/6,90)
2
Q
Sin(Pi/4)=
A
1/sqrt(2)
3
Q
Cos(Pi/4)=
A
1/sqrt(2)
4
Q
Tan(Pi/4)
A
1
5
Q
Cot(Pi/4)
A
1
6
Q
Csc(Pi/4)
A
Sqrt(2)/1
7
Q
Sec(Pi/4)=
A
Sqrt(2)/1
8
Q
Cos(Pi/3)=
A
1/2
9
Q
Sin(Pi/3)
A
Sqrt(3)/2
10
Q
Tan(Pi/3)=
A
Sqrt(3)
11
Q
Cos(Pi/6)=
A
Sqrt(3)/2
12
Q
Sin(Pi/6)=
A
1/2
13
Q
Tan(Pi/6)=
A
1/sqrt(3)
