If the distance from D to D' is 10 and the distance from A to D is 5, what is the scale factor? Answers:

1) 3
2) 2
3) 1/2
4) 1/3

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2