the formula for perimeter is l+l+w+w
So 9+9+6+6= 30 meters of fence
I hope this helps you
x.x-2.3x+9-21=0
(x-3)^2-21=0
(x-3)^2=21
answer:
w = (-m+y)/y
Step-by-step explanation:
y-wy = m
-wy = m-y
y = -(m-y)/w
wy= -m + y
w = (-m+y)/y
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Is it 54?? im learning this right now literally lol so i did 12x9 divided by 2 because its a triangle