Answer:
Step-by-step explanation:
Answer:
9 Hours
Step-by-step explanation:
720/80=9
Answer:
x=7cm.
Step-by-step explanation:
A=1/2(a+b)h.
63=1/2(6+12)x.
63=1/2(18)x.
63=9×x.
63/9=9×x/9.
7cm=x.
x=7cm.
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16.22÷2=8.11
8.11*6=48.66
So they would cost $48.66
Hope this helps!