QUESTION 4 Refer to the problems on pages 144 and 147 to answer this question. Here is a variation on the problem: A rancher has 18 km of fencing and wishes to
enclose a rectangular region which is subdivided into 3 equal pens. The total enclosed area is 9 square km. Calculate the length and width of the
enclosure, with the provision that the length is LARGER than the width. Enter both values as decimals to the nearest tenth.