Basic Trigonometric Ratios

Front

What is the ratio for Sine?

Back

Opp/Hyp

Tags

CCSS.HSG.SRT.C.6

Front

What is the ratio for Cosine?

Back

Adj/Hyp

Tags

CCSS.HSG.SRT.C.6

Front

What is the ratio for Tangent?

Back

Opp/Adj

Tags

CCSS.HSG.SRT.C.6

Front

What is the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.

Tags

CCSS.8.G.B.8

Front

What is the sine of a 30-degree angle?

Back

1/2

Tags

CCSS.HSG.SRT.C.6

Front

What is the cosine of a 60-degree angle?

Back

1/2

Tags

CCSS.HSG.SRT.C.6

Front

What is the tangent of a 45-degree angle?

Back

1

Tags

CCSS.HSG.SRT.C.6

Front

If sin(θ) = 0.5, what is θ?

Back

θ = 30° or 150°

Tags

CCSS.HSF.TF.B.7

Front

What is the relationship between sine and cosine?

Back

sin(θ) = cos(90° - θ) and cos(θ) = sin(90° - θ).

Tags

CCSS.HSG.SRT.C.7

Front

What is the sine ratio in a right triangle with opposite side 3 and hypotenuse 5?

Back

sin(θ) = 3/5.

Tags

CCSS.HSG.SRT.C.6