# Squares, Square- Roots, Cubes And Cube- Roots

Philosophy of Mathematics |

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## Concept Map

## Textbook

Please click here for Karnataka and other text books.

## Additional Information

This video is related to square and square roots and introduction to cube roots, cube root of negative numbers and cube root of non perfect cube simultaneously.

### Resources

#### Resource Title

### Useful websites

- To get the information about square and square root click here
- To know more about square and square root click here

### Reference Books

## Teaching Outlines

## Concept 1: Square Root

Suppose N is a natural number such that N= . The number m is called square root of N we have =mxm or =-mx-m. Thus has 2 square roots, m and -m. Example 9= or .Thus both 3 and -3 are

### Learning objectives

### Notes for teachers

*These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.*

### Activities

- Activity No #1
**Concept Name - Activity No.** - Activity No #2
**Concept Name - Activity No.**

## Concept 2: **Perfect square-numbers**

**Perfect square-numbers**

### Learning objectives

- The students should understand that a perfect square number is the product obtained by multiplying same number with same sign twice.
- Recognizing perfect square-numbers in a given group of numbers
- perfect square-number patterns
- differentiating between perfect square-numbers & other numbers.

### Notes for teachers

Patterns & games of perfect square-number may be given to students

### Activities

- Activity No #1 Patterns & games of perfect square-number may be given to students
**- Activity No1** - Activity No #2
**Concept Name - Activity No.**

## Concept 3: SQUARE ROOT OF A NUMBER

### Learning objectives

- Understanding the geometric meaning of square root.
- Finding square root of a perfect square number by prime factorization.
- Finding square root of a number by division method.
- Finding square root of a decimal number.

### Notes for teachers

### Activities

- Activity No #1: Activity on square and square roots by exploring the relationship between area of a square and its side length-
**Activity 1** - Activity No #2 ;Finding square of one digit number
**- Activity No.2.**Refer this link