Answer:
When a line segment is bisected into 2 halves, the two halves are equal. In this case, when AB is bisected by CD, AE and BE would be equal and each point on CD should be equidistant from point A and point B. Therefore, AC = AB.
Answer:
the simplest way to finish your hw is to ask the Q of your hw here instead of asking us to help with your hw
Answer:
1487.1 centimeters
I think you forgot to put a picture in..