(Score for Question 1: of 5 points) 1. The rectangle shown is dilated by a scale factor of 2
A: 15 cm
B: 8 cm
С
D
Step 1: Calculate the length of each side of the dilated image.
ACE
AB -
BD =
CD

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)

Simplify the following expression 48^1/2