Question

How many perfect square numbers are there between 20 and 90?

Answer 1

Answer:

(i) The perfect square number between 10 and 20 is 16.

(ii) There is no perfect square number between 50 and 60.

(iii) The perfect square number between 80 and 90 is 81.

Step-by-step explanation:

Hᴏᴘᴇ ɪᴛᴢ ʜᴇʟᴘ ᴜ

Answer 2

Answer:

5 perfect square

Step-by-step explanation:

these are:

5×5=25

6×6=36

7×7=49

8×8=64

9×9=81