42. Bernie will fence a rectangular region next to his house for a garden. He needs to fence an area of exactly 144 square feet. He has 36 linear feet of fencing and will use the side of his house as one side of the garden instead of using fencing for that side, as shown below. If all the fencing is used, the garden can have which of the following dimensions, in feet?

Answer and Explanation

Your Answer is

Correct Answer is H

Explanation

Let the length and width of the courtyard be a and b respectively. It can be seen from the question stem that ab=144; 2b+a=36 is only required for H option.