Trigonometric Ratios

Front

What is the sine ratio in a right triangle?

Back

Tags

CCSS.HSG.SRT.C.6

Front

What is the cosine ratio in a right triangle?

Back

Tags

CCSS.HSG.SRT.C.6

Front

What is the tangent ratio in a right triangle?

Back

Tags

CCSS.HSG.SRT.C.6

Front

If sin(33) = x/14, what is the value of x?

Back

x = 14 * sin(33).

Tags

CCSS.HSG.SRT.C.8

Front

If cos(45) = x/10, what is the value of x?

Back

x = 10 * cos(45).

Tags

CCSS.HSG.SRT.C.8

Front

What is the relationship between sine and cosine?

Back

Sine and cosine are complementary functions: sin(θ) = cos(90° - θ).

Tags

CCSS.HSG.SRT.C.7

Front

What is the Pythagorean identity involving sine and cosine?

Back

The Pythagorean identity states that: sin²(θ) + cos²(θ) = 1.

Tags

CCSS.HSF.TF.C.8

Front

What is the value of sin(90°)?

Back

sin(90°) = 1.

Tags

CCSS.HSG.SRT.C.7

Front

What is the value of cos(0°)?

Back

cos(0°) = 1.

Tags

CCSS.HSF.TF.A.2

Front

What is the value of tan(45°)?

Back

tan(45°) = 1.

Tags

CCSS.HSF.TF.A.2