IP - Trig Identities

Front

What is the definition of tangent (tan) in terms of sine and cosine?

Back

tan(x) = sin(x) / cos(x)

Front

What is the definition of cosecant (csc)?

Back

csc(θ) = 1 / sin(θ)

Front

What is the definition of secant (sec)?

Back

sec(θ) = 1 / cos(θ)

Front

What is the Pythagorean identity involving sine and cosine?

Back

sin²(θ) + cos²(θ) = 1

Front

What is the relationship between secant and tangent?

Back

sec²(x) = 1 + tan²(x) (Pythagorean Identity)

Front

What is the relationship between cosecant and cotangent?

Back

csc²(θ) = 1 + cot²(θ) (Pythagorean Identity)

Front

Simplify: tan(x) * csc(x)

Back

sec(x)

Front

Simplify: 1 - sin²(θ)

Back

cos²(θ)

Front

What is the value of sec(θ) when cos(θ) = 0.5?

Back

sec(θ) = 2

Front

True or False: sin²(θ) = (sin(θ))²

Back

True