Answer:
if the ladder is 12 ft., and the bottom of the ladder is 6 feet away from the wall, the top of the ladder, instead of being on the 12 foot mark on the wall, would slide down 6 feet because the farther away from the wall the bottom on the ladder is the more the top of the ladder slides down because the ladder doesn't change its length in the triangle.
Step-by-step explanation:
12 - 6 = 6