The area of a 40 cm square is: 1,600 cm2
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The perimeter is 40cm
It is: 0.6 meters times 0.4 meters = 0.24 square meters
40cm times 40cm times 40cm equals 64,000cm. The volume of the cube is 64,000cm cubed or 0.064m cubed.
we all know that the square has 4 equal sides and u said that its perimeter is 40 cm then the length of each of its sides is 40\4=10 and the area of a square is stimess which is side times side then its area is 10 TIMES 10=100CM^2 THAT S IT SO SIMPLE ZEINAB SLEIMAN LEBANON BEIRUT GRADE 8 ALBATOUL HIGH SCHOOL TUESDAY:3-3-09
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