Answer:
She would use the mean.
Step-by-step explanation:
$4.30
Do ten times $3.57 and subtract it from $40
Step-by-step explanation:
perimeter=2(l+b)
18=2[(x+2)+x]
18=2(x+x+2)
18=2(2x+2)
18=4x+4
collecting like terms
18+4=4x
22=4x
dividing by 4
22/4=x
5²/4=5½
Answer:
i think
Step-by-step explanation:
B