Basic Trig Ratios

Front

What is the Sine ratio in a right triangle?

Back

Opposite side / Hypotenuse

Front

What is the Cosine ratio in a right triangle?

Back

Adjacent side / Hypotenuse

Front

What is the Tangent ratio in a right triangle?

Back

Opposite side / Adjacent side

Front

What does SOH-CAH-TOA stand for?

Back

SOH: Sine = Opposite/Hypotenuse, CAH: Cosine = Adjacent/Hypotenuse, TOA: Tangent = Opposite/Adjacent

Front

In a right triangle, if the opposite side is 6 and the hypotenuse is 10, what is the Sine ratio?

Back

6/10 or 0.6

Front

In a right triangle, if the adjacent side is 8 and the hypotenuse is 10, what is the Cosine ratio?

Back

8/10 or 0.8

Front

In a right triangle, if the opposite side is 7 and the adjacent side is 24, what is the Tangent ratio?

Back

7/24

Front

What type of triangles can SOH-CAH-TOA be used for?

Back

Right triangles only

Front

If the opposite side is 12 and the adjacent side is 16, what is the Tangent ratio?

Back

12/16 or 0.75

Front

What is the relationship between the sides of a right triangle and its angles?

Back

The ratios of the sides are constant for given angles.