8
lesson pretestMultiple Choice

Pretest

Question 8 • Mathematics II

The point cap p times open paren x comma y close paren lies on the terminal side of an angle theta is equal to negative 60 degrees in standard position. What are the signs of the values of x and y ?

Answer
A
Both x and y are positive.
B
Both x and y are negative.
C
x is negative, and y is positive.
D
x is positive, and y is negative.

Explanation

An angle of −60° is measured clockwise from the positive x-axis, so its terminal side lies in Quadrant IV. In Quadrant IV, x is positive and y is negative. Therefore, the correct choice is C: x is positive, and y is negative.

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