Trigonometric Functions and Graphing Quiz

What is the primary tool used to derive the coordinate points for graphing trigonometric functions?

• Pythagorean Theorem

• Unit Circle

• Cartesian Plane

• Quadratic Formula

When graphing y = sin(x), what is the y-coordinate at 90 degrees?

• Undefined

• -1

• 1

• 0

How do you convert degrees to radians?

• Subtract 180

• Add 180

• Multiply by pi/180

• Multiply by 180/pi

What shape does the graph of y = sin(x) resemble?

• V shape

• S shape

• U shape

• W shape

In the cosine function, which values are primarily used from the unit circle?

• Y-values

• X-values

• Z-values

• T-values

What is the x-coordinate for y = cos(x) at 180 degrees?

• Undefined

• -1

• 0

• 1

What identity is used to derive the tangent function?

• tan(theta) = sin(theta) * cos(theta)

• tan(theta) = cos(theta) / sin(theta)

• tan(theta) = sin(theta) + cos(theta)

• tan(theta) = sin(theta) / cos(theta)

What are the vertical lines called where the tangent function is undefined?

• Intercepts

• Asymptotes

• Vertices

• Axes

At which degree is the tangent function undefined?

• 180 degrees

• 90 degrees

• 360 degrees

• 0 degrees

What happens to the tangent graph near the asymptotes?

• It touches the asymptotes

• It becomes a straight line

• It approaches but never touches the asymptotes

• It crosses the asymptotes