Which of the following best describes perpendicular rays? A. Rays that intersect
B. Rays that are coplanar
C. Rays that intersect at a right angle
D. Rays that never intersect

Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

X2 + y 2 = 36 x + y = 6 solve the system of equations.

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.