Trigonometric Ratio

Trigonometry

​A field in math that deals with right triangles

Right triangle - a triangle that has a 90 degree angle

Multiple Choice

Which of the following is NOT a Trigonometric Ratio?

• Sin

• Alt

• Cos

• Tan

Sin = Sine
Cos= Cosine
Tan= Tangent

Trigonometric ratio

“Sin” when the Opposite side and the Hypotenuse are given.

“Cos” when the Adjacent side and the Hypotenuse are given.

“Tan” when the Opposite side and the Adjacent side are given.

When to use these ratios?

Multiple Choice

Which trigonometric ratio do we need to use to get "Angle A"?

• Sin

• Cos

• Tan

Multiple Choice

Which trigonometric function should be used to find x

• Sin

• Cos

• Tan

Multiple Choice

Which trigonometric function should be used to find x

• Sin

• Cos

• Tan