SOLUTION: An open rectangular box measured by 6m*4m*5m. Find the total cost of painting the external surface of the box if it cost 80 to paint one square metre.
THANK YOU
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Question 1039464: An open rectangular box measured by 6m*4m*5m. Find the total cost of painting the external surface of the box if it cost 80 to paint one square metre.
THANK YOU
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A rectangular box has 6 sides.
Open --> one side is missing.
You didn't spec the dimensions of the missing side.
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The surface area = 2L*W + 2L*H + 2W*H for all 6 sides.
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