Answer:
a. 36 is a perfect square because 6*6=36
b. 44 is not a perfect square because we cannot get 44 by multiplying the same two numbers. I so we need to do squre root 36 is less than 44 and squreroot 49 is greater than 44
6.6* 6.6 = 43. 56 which is near to 44
c. 4, 9,16 ,25,36,49,56,81,100,121,144,169,196,225,256,289,324,361,400