Exam 5: Introduction to Trigonometric Functions

Find the exact value of sin $\theta$ , cos $\theta$ , and tan $\theta$ using reference angles. $\theta$ = 225°

If $\theta$ is not a special angle, multiply by ______ to convert radians to degrees.

Use the following to answer questions : y = -State the amplitude.

Convert rad to degrees.

_______ angles measure greater than 90°.

Use a calculator to find the value of tan 34°, rounded to four decimal places.

Use a reference rectangle and the rule of fourths to draw an accurate sketch through at least one complete cycle where t > 0. y = cos t

Use the following to answer questions : The data in the table can be modeled using the function y = A tan(Bx). -State the location of the asymptotes.

Find the value of cos $\theta$ given P is on the terminal side of angle $\theta$ , with $\theta$ in standard position.

Use the following to answer questions : y = -State the period.

Use the following to answer questions : y = 190 sin -Identify the period (P).

Use the symmetry of the circle and reference arcs as needed to state the exact value of . A diagram may help.

State the value of without the use of a calculator.

Use the function value given to determine the value of sin $\theta$ . Answer in exact form (a diagram will help).

Evaluate sin -60° in exact form.

Use the following to answer questions : y = 20 sin + 320 -Identify the vertical shift (VS).

Find the measure of angle A.

Without using a calculator, find two values of t (where possible) in [0, 2π) such that sec t is undefined.

Draw the graph of y = 3 sec t by applying observations made in this chapter about the related cosine graph.

Select an appropriate function to find the angle $\theta$ (rounded to the nearest tenth of a degree).