Sines And Cosines Reference Sheet Page 3

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sin π = 0
cos π = −1
sin
= 1
cos
= 0
π
π
2
2
3
1
sin
=
cos
=
π
π
3
2
3
2
1 √
1 √
sin
=
cos
=
π
π
4
4
2
2
1
1
1
1
sin
=
10 − 2
5
cos
=
6 + 2
5 =
+
5
π
π
5
4
5
4
4
4
1
1
1
1
sin
=
10 + 2
5
cos
=
6 − 2
5 = −
+
5
5
4
5
4
4
4
1
3
sin
=
cos
=
π
π
6
2
3
2
1
1
sin
=
2 −
2
cos
=
2 +
2
π
π
8
2
8
2
1
1
sin
=
2 +
2
cos
=
2 −
2
8
2
8
2
1
1
1
1
sin
=
6 − 2
5 = −
+
5
cos
=
10 + 2
5
π
π
10
4
4
4
10
4
1
1
1
1
sin
=
6 + 2
5 =
+
5
cos
=
10 − 2
5
10
4
4
4
10
4
1
1
sin
=
6 −
2
cos
=
6 +
2
π
π
12
4
12
4
1
1
sin
=
6 +
2
cos
=
6 −
2
12
4
12
4
1
1
1
1
1
3
sin
=
10 + 2
5 +
3 −
15
cos
= −
+
5 +
10 + 2
5
π
π
15
8
8
8
15
8
8
8
1
1
1
1
1
3
sin
= −
10 − 2
5 +
3 +
15 cos
=
+
5 +
10 − 2
5
15
8
8
8
15
8
8
8
1
1
1
1
1
3
sin
=
10 + 2
5 −
3 +
15
cos
=
5 +
10 + 2
5
15
8
8
8
15
8
8
8
1
1
1
1
1
3
sin
=
10 − 2
5 +
3 +
15
cos
= −
5 +
10 − 2
5
15
8
8
8
15
8
8
8
1
1
sin
=
2 − 2 +
2
cos
=
2 + 2 +
2
π
π
16
2
16
2
1
1
sin
=
2 − 2 −
2
cos
=
2 + 2 −
2
16
2
16
2
1
1
sin
=
2 + 2 −
2
cos
=
2 − 2 −
2
16
2
16
2
1
1
sin
=
2 + 2 +
2
cos
=
2 − 2 +
2
16
2
16
2
3

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