Unit Circle

Front

What is the definition of the Unit Circle?

Back

The Unit Circle is a circle with a radius of 1 centered at the origin (0,0) in the coordinate plane, used to define trigonometric functions.

Front

What is the value of sin(0)?

Back

0

Front

What is the value of cos(0)?

Back

1

Front

What is the value of tan(0)?

Back

0

Front

What is the value of sin(π/2)?

Back

1

Front

What is the value of cos(π/2)?

Back

0

Front

What is the value of tan(π/2)?

Back

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Front

What is the value of sin(π)?

Back

0

Front

What is the value of cos(π)?

Back

-1

Front

What is the value of tan(π)?

Back

0