Segment ab is dilated from the origin to create segment a prime b prime at a' (0, 6) and b' (6, 9). what scale factor was segment ab dilated by?

With number 11 ( show how you got the answer)

What is the slope of the line passing through the points (3, 3) and (5, 7) ? 1. 2 2. 1/2 3. −2 4. −1/2

Two trains leave stations 546 miles apart at the same time and travel toward each other. one train travels at 95 miles per hour while the other travels at 115 miles per hour l. how long will it take for the two trains to meet