Answer:
below
Step-by-step explanation:
longest side = x+ x/2 + 11-×= 54
×/2 = 54-11
×=21.5 (longest side)
longest side = 21.5 ft
second side = 21.5 / 2 = 10.75 ft
third side = 21.5 - 11 = 10.5 ft
D
24 mouths have passed
the answer would be x(f)-3
you already know
9x(4+8y+3y)
36x+72xy+27xy