Learn how to evaluate for a negative angle using cosecant

The video tutorial covers the unit circle, focusing on understanding angles, including negative and reference angles. It explains how to find coordinate values and reflections, and discusses the cosecant function and reciprocal identities. The lesson concludes with a recap of the main points.

What is the angle -7π/6 derived from?

• Moving in the positive direction by 7π/6

• Moving in the negative direction by 7π/6

• Moving in the negative direction by π/6

• Moving in the positive direction by π/6

What is the reference angle for -7π/6?

• π/2

• π/4

• π/6

• π/3

How does the reflection of a point across the Y-axis affect its coordinates?

• Neither coordinate changes

• The X coordinate becomes negative

• Both coordinates become negative

• The Y coordinate becomes negative

What is the reciprocal of the sine function?

• Secant

• Cosecant

• Tangent

• Cotangent

If the sine of an angle is 1/2, what is the cosecant of that angle?

• 1/2

• 2

• 1

• 3