Sin

1
Sin(?)

• The sine of an angle, ?, is the ratio
• Length of side opposite
• Length of Hypotenuse

C
A
?
A C
B
2
Cos(?)

• The cosine of an angle, ?, is the ratio
• Length of side adjacent
• Length of Hypotenuse

C
A
?
B C
B
3
Tan(?)

• The tangent of an angle, ?, is the ratio
• Length of side opposite
• Length of side adjacent

A
?
A B
B
4
Cot(?)

• The cotangent of an angle, ?, is the ratio
• Length of side adjacent
• Length of side opposite

A
?
B A
B
5
Sec(?)

• The secant of an angle, ?, is the ratio
• 1 C
• cos (?) B

C
A
?
B
6
Csc(?)

• The cosecant of an angle, ?, is the ratio
• 1 C
• sin (?) A

C
A
?
B
7
Challenge Problem 1
8
Challenge Problem 2
9
Challenge Problem 3