exam Maths Puzzle Numerical Ability

the square of a number is the second power of the number. the cube of a number is the third power of the power. Explain why these names are reasonable?

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exam Other Question

Yossi is building a fence for his yard. he is considering the two designs shown. the boards are cut so that the long sides are parallel. the boards will be nailed to the horizontal What is the equation of a rectangular prism with an area of 220cm of the 2nd power?