Which statement is not used to prove that ΔABC is similar to ΔADE? AC is a transversal line passing ED and CB.
Angle A is congruent to itself, due to the reflexive property.
Segments ED and CB are parallel.
The sum of angles A and B are supplementary to angle C.

What is the midpoint of the segment below? (-4,-7) (5,6)

Line l passes through points (0,4) and (3,6) what is the slope of a line that is parallel to line l -2/3 -3/2 2/3 3/2

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%