SOLUTION: a wall is 20 m long and 15m high .Find the cost of painting the wall at $ 4.50per square metre.

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Question 1064477: a wall is 20 m long and 15m high .Find the cost of painting the wall at $ 4.50per square metre.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Find the area.
A=20%2A15
A=300m%5E2
So,
C=300%2A4.5
C=1350
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$1350