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Squares and Square Roots

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Christin Woodall

on 4 January 2013

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Transcript of Squares and Square Roots

Ms. Woodall
7th grade Squares and Square Roots Examples: 1. Find the square of 7.
2. 9^2
3. Another way to write
3x3 is. . . 7.1C TSW: Represent squares and
square roots using geometric models Objective: 7.1C Square: The product of a number and itself.

Example: The square of 6 is 36.
6 • 6 = 36.

Can also be written as 6² = 36.
(read six squared equals 36.)

Also written as 6^2 = 36. Square What do we know about the sides of a square?
How many units is each side of the illustration below?
How can this be written in terms of a number squared? What does this look like? 3. Draw your own. . . 2. What number squared does this illustrations represent? 1. What number squared does this illustration represent? Examples: Square root: a number that when multiplied by itself equals the given number.

Example: The square root of 25 is 5.
5 • 5 = 25.

The symbol for square root is √.

The square root of 25 is written as √25.
(read the square root of twenty-five) Square Root 1. The square root of 36 is. . .
2. √49
3. What is the √ of the illustration
below? Examples:
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