Aquarium II

Calculate how much glass we need to build an aquarium with a rectangular shape with base 70 cm × 70 cm and a height of 70 cm, if the waste is 2%. Aquarium haven't top glass.

Correct answer:

x =  2.5 m²

Step-by-step explanation:

$x=1.02\cdot (0.7\cdot 0.7+2\cdot 0.7\cdot 0.7+2\cdot 0.7\cdot 0.7)=2.5{\text{m}}^2$

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