Rahul sweets was plaang on order for making cardboard boxes for packing their sweets. the dimensions of box is 25cm long,20cmwide and 5cm high. find the total surface area of one box?
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ANSWER IS
Step-by-step explanation:
AREA OF FOUR WALL =2(L+B)×H
=2×(25+20)×5
=90×5
=450
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