96 2=192 72 2=144 144+192=336 inches of trim
It is a rectangular quilt so you need to find the perimeter which is 96+96 (for the two lengths) + 72+72(for the two widths) = 336 which is the edge around the quilt.
Lisa needs a total of 336 inches of trim to sew around her quilt. This is calculated by determining the perimeter of the quilt using the formula for the perimeter of a rectangle. By adding the length and width, we find the total trim length required.
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