Stats/Trig Extra Credit

Front

What is the definition of tangent in a right triangle?

Back

Tangent (tan) is the ratio of the length of the opposite side to the length of the adjacent side.

Front

What is the correct ratio setup for finding the tangent of Angle A if the opposite side is 16 and the adjacent side is 12?

Back

16/12

Front

What is the value of tan(7π/4)?

Back

-1

Front

What is the value of tan(-π)?

Back

0

Front

What does SOH-CAH-TOA stand for?

Back

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

Front

For which type of triangles can we use SOH-CAH-TOA?

Back

Right Triangles only.

Front

What is the value of cos(π)?

Back

-1

Front

What is the relationship between sine and cosine for complementary angles?

Back

sin(θ) = cos(90° - θ).

Front

What is the unit circle?

Back

A circle with a radius of 1 centered at the origin of a coordinate plane, used to define trigonometric functions.

Front

What is the value of sin(π/2)?

Back

1.