8
QuizMultiple Choice
Dilations in the Coordinate Plane
Question 8 of 9 • Common Core Math 8 - MA3108 B-IC
Triangle ABC is being dilated with the center of dilation at the origin. The image of C, point , has coordinates of (7.2, 3.6). What is the scale factor of the dilation and what are the coordinates of point ?
Answer
A
The scale factor is 1.2 and the coordinates of point are (–2.5, 2.5).
B
The scale factor is and the coordinates of point are (–2.5, 2.5).
C
The scale factor is 1.2 and the coordinates of point are (–3.6, 3.6).
D
The scale factor is and the coordinates of point are (–3.6, 3.6).