Concept explainers
Why is square the second power of a number and cube the third power.
Answer to Problem 34E
Square is a two dimensional figure while cube is a third dimensional figure.
Explanation of Solution
Given information: Square is the second power and cube is the third power.
Since a square has two dimensions that is length and breadth, the term ‘square’ is used for the second power. Also, the square of a number gives the area of a square. Hence the term.
Similarly, since a cube has three dimensions that is length, breadth and height and the cube of a number gives the area of cube, the term ‘cube’ is used for the third power.
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Chapter 1 Solutions
Holt Mcdougal Larson Pre-algebra: Common Core Practice Workbook
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