Question

How many perfect squares are there between 0 and 200?

Answer 1

$\huge\mathrm{Answer}$

➡

0² = 0

1² = 1

2² = 4

3² = 9

4² = 16

5² = 25

6² = 36

7² = 49

8² = 64

9² = 81

10² = 100

11² = 121

12² = 144

13² = 169

14² = 196

15² = 225

Thus, 14 perfect squares are there as 15² = 225 which is greater than 200.

$\huge\mathfrak{Notes ⭐}$

Perfect Square

★ A perfect square is a number, from a given number system, that can be expressed as the square of a number from the same number system.

Examples :- 5² = 25 , thus 25 is a perfect square

★ Perfect square can be found by multiplying a natural number twice.

Answer 2

14

1,4,9,16,25,36,49,64,81,100,121,144,169,196