7.4 Unit Circle Quadrant 1

Front

What is the value of cos(π/2)?

Back

0

Front

What is the value of tan(0)?

Back

0

Front

What is the value of tan(π/6)?

Back

Front

What is the value of tan(π/2)?

Back

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Front

What is the value of sin(π/4)?

Back

Front

Define the unit circle.

Back

A circle with a radius of 1 centered at the origin (0,0) in the coordinate plane.

Front

What are the coordinates of the point on the unit circle at an angle of π/3 radians?

Back

Front

What is the relationship between sine and cosine on the unit circle?

Back

For any angle θ, sin(θ) is the y-coordinate and cos(θ) is the x-coordinate of the point on the unit circle.

Front

What is the value of sin(0)?

Back

0

Front

What is the value of cos(0)?

Back

1