CPM Test 6 (V12) Circular Trig 24-25 (Q15)

Front

Back

Front

Back

Front

Back

Front

Which equation does the graph represent if it is a cosine function shifted vertically?

Back

Front

Back

The angle is located in the Third quadrant.

Front

What is a reference angle?

Back

A reference angle is the acute angle formed by the terminal side of an angle and the x-axis.

Front

How do you find the reference angle for an angle in radians?

Back

Front

What is the unit circle?

Back

The unit circle is a circle with a radius of 1 centered at the origin of the coordinate plane.

Front

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

Back

On the unit circle, the sine of an angle is the y-coordinate and the cosine is the x-coordinate.

Front

Back

It means that both sine and cosine are either both positive or both negative.