SOLUTION: You need to make a closed top rectangular
tank that is 19 in. wide, 30 in. deep and 18 in. high out of steel plate.
Algebra ->
Surface-area
-> SOLUTION: You need to make a closed top rectangular
tank that is 19 in. wide, 30 in. deep and 18 in. high out of steel plate.
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You can put this solution on YOUR website! Are you asking how much steel plate would you need?
If so, you would need three pairs of faces: top and bottom, left and right, front and back...
You can find it this way...
SURFACE AREA = 2(19*30) + 2(30*18) + 2(19*18) = 2904 square inches
