Question 71238
THE MAXIMUM AREA OF ANY RECTANGLE IS A SQUARE. THUS:
2X+2X=300
4X=300
X=300/4
X=75 FEET PER SIDE.
THIS ASSUMES THE PATIO IS A STAND-ALONE STRUCTURE.
IF IT IS ATTACHED TO A HOUSE THEN THERE ARE ONLY THREE SIDES THAT NEEDS TO BE ENCLOSED. THUS THE SOLUTION HERE IS
3X=300
X=300/3
X=100 FEET ON A SIDE.