Lesson: Parametric Equations and Curves in Two Dimensions

Find the values of , and .

Use the table of values to determine which of the following graphs is correct.

Work out the values of , and .

When David plots the coordinates on a graph, he is not entirely sure about the shape of the curve. What is the one thing he could do to find out more about the shape of the curve?

A particle following the parameterization , of the unit circle starts at and moves counterclockwise. At what values of is the particle at ? Give exact values.