Your going to have to use the distance formula for these questions which is the square root of (x sub 2 - x sub 1) + (y sub 2 - y sub 1). For number 1 your coordinates are (-5,5) and (1,-2). Substituting these values into the formula your answer for number 1 is 9.2.
Subtract the two numbers to find the measurement of the leftover piece
5.6 - 1.71 = 3.89 feet
