How many times bigger is the interior angle of a nonogon than a exterior angle

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?