What is the number whose area is 16 unit square?

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Presentation transcript:

What is the number whose area is 16 unit square? 4 4 Ans: 4

What is the number whose area is 9 unit square? 3 3 Ans: 3

4 2 2 Ans: 2

What are the numbers that fit 2? Let’s find it!!!

Let’s try 1,21 1,1 1,1

1,44 1,2 1,2

1,69 1,3 1,3

1,96 1,4 1,4

2,25 1,5 1,5 No ! It is too much

Get close to “2” 1,9881 1,41 1,41

1,99396 1,414 1,414

1,99996164 1,4142 1,4142

1,999989924 1,41421 1,41421

1,999998409 1,414213 1,414213

1,99999999... 1,414213562... 1,414213562... It keeps going on

1,99999999... 1,414213562... 1,414213562... Here it is 1.414243562 is the number whose square is 2. This number is represented in mathematics as (1.411443562)2 ≈ 2