Find the measures of the marked angles.l1 and l2 are parallel.
A. 66°, 120°
B. 103°, 103°
C. 103°, 83°
D. 120°, 120°
Answer: D
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Solve the problem.There are 3 balls in a hat; one with the number 1 on it, one with the number 2 on it, and one with the number 5 on it. You pick a ball from the hat at random and then you roll a die. Using a tree diagram , obtain the sample space for the experiment. Then, find the probability that the number on the ball is the same as the number on the die.
A. 
B. 
C. 
D. 
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - 
, 
< ? < 2?Find sin 
.
A. - 
B. - 
C. 
D. 
Find an equation of the parabola described.Focus at (0, 3); directrix the line y = -3
A. x2 = -12y B. y2 = 3x C. x2 = 12y D. y2 = 12x
Write the rational expression in lowest terms.
A. -4xy3 B. -4x2y3 C. -15x2y2 D. -4x2y2