### Squares

Square Roots - side measure of a square . The number I can square to get the area of a square .

- The square of a number is the number multiplied by itslef .

- The square of a whole number is a perfect square . 2 square = 4

- The square of a number can be thought of as the area of a square .

The area is 16 cm square

- The square root of a number can be thought of as the side length of a square .

The side length is 4 cm .

- The square root of a value is a number that when by itself equals the value

- In the prime factorization of a perfect square , there is an even number of each prime factor.

Question :

4. Estimate the square root of each number , to one decimal place . Check with a calculator.

a) 72 b) 103 c)55

- a) 8.5 b) 10.1 c) 7.4

## 3 comments:

Good job Trixie. Next time try to explain how you got the answer.

Nice job Trixie and like Eric said explain how you got the answer

Good job trixie, you just need to include explanations , to how you got the answer,

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