Enter an expression equivalent to:
IF THE LETTERS HAVE THE SAME EXPONENT, order it from alphabets. SO A FIRST THEN B.
Find the perimeter of Rectangle A and Rectangle B, then find their sum. All measurements are in feet.
The perimeter of Rectangle A is
The perimeter of Rectangle B is
The SUM of their perimeter is
HINT:
SUM MEANS TO ADD BOTH PERIMETERs, SO ADD A+B