Astone wall is a total of 6 feet high. only 4 of the wall is above ground what part is underground

What are the coordinates of the point is 1/4 of the way from a (-6, -3) to b (6, 1)? a. (-3, -2) b. (0, -2) c. (-1, 0) d. (3, 2)

Square a has a side length of (2x-7) and square b has a side length of (-4x+18). how much bigger is the perimeter of square b than square a?and show all work! you so

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a