Answer:
I believe it would be A) 2 + m - 1 + - m
Answer:
C
Step-by-step explanation:
A. First two rectangles are dilations because

B. Second two rectangles are dilations because

C. Third two rectangles are not dilations because

D. Fourth two rectangles are dilations because

Answer:
A. 9.49
Step-by-step explanation:
Use Pythagorean theorem to find the distance and make a right triangle.
So then..
a² + b² = c²
3² + 9² = c²
c² = 9 + 81
c² = 90
c² = 
c = 9.49