Trig Flashcardizz

Front

What are the 3 basic trig functions?

Back

Sine, cosine, and tangent.

Front

Write the equation for a sine function with an amplitude of 6 and a period of π/4.

Back

y=6sin(8x)

Front

What is the value of cos(315°)?

Back

\frac{1}{\sqrt{2}}

Front

Identify the function: y=sin(x) or y=cos(x)?

Back

y=sin(x)

Front

Secant is the reciprocal of which function?

Back

Cosine.

Front

What is the definition of sine in a right triangle?

Back

Sine is the ratio of the length of the opposite side to the hypotenuse.

Front

What is the definition of cosine in a right triangle?

Back

Cosine is the ratio of the length of the adjacent side to the hypotenuse.

Front

What is the definition of tangent in a right triangle?

Back

Tangent is the ratio of the length of the opposite side to the adjacent side.

Front

What is the Pythagorean identity involving sine and cosine?

Back

sin²(θ) + cos²(θ) = 1.

Front

What is the amplitude of a sine function?

Back

The amplitude is the maximum value of the function from its midline.