Answer :91.646
Step-by-step explanation:
sorry if worg
Answer:
5,760 is your answer
You Just multiply 720 by 8
Let x = base measurement; then height = (x-4).
A = ½•base•height 48 = ½x(x-4
54+2x=5x-3(2+6x)
54+2x=5x-6-18x
2x-5x+18x=-6-54
15x=-60
x=-60÷15
x=-4
