Answer:
36 but im not sure
Step-by-step explanation:
ok so you would have to do A=lwh which is A=2x3x6+36
If x=3
(1/3)y2+12=15
(1/3)y2=15-12
(1/3)y2=3
y2=3*3
y2=9
y=3
Answer:
x=7+ the square root of 85 /2 , x = 7- the square root of 85/2
Step-by-step explanation: hope I helped