Level 1
Level 2
Perfect Square
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Square Roots
Square Root Level 1
Q.1: What is the square root of 25?
Solution: The square root of 25 is 5. 25 = 5 x 5 = 25
Taking the root we get; √25 = 5
Q.2: What is square root of 625?
Solution: The square root of 625 is 25.
625 = 5 x 5 x 5 x 5 = 25 x 25 = 252
Taking the root we have; √625 = √252 = 25
Practice Khan Academy : Intro to square roots
Practice Waterloo Courseware
Square Root Level 2
Practice
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Square root Level 3
Estimating Square root to nearest tenth
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Level 4 Pythagorean Theory
Practice Waterloo Courseware
History
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