Which describes the cross section of the cube that passes threw the vertices A, B, and C. a rectangle that is not a square
a square
a triangle with three equal sides
a triangle with only two equal sides

i have no clue what you just said. write a question in english?

convert the answer to millimeters there are 25.4 millimeters in an inch and 12 inches in a foot so just divide the 5280 feet into a fraction of the numbers till you get to the simplest form you need so (5280 x 12=63360 inches) (63360 x 25.4=1609344 millimeters) (5280/12=440 feet) its as simple as that just break it down to it's simplest form.