Fill in the blanks:
(i) The square of an even number is….
(ii) The square of an odd number is…….
(iii) The square of a proper fraction is ………..than the given fraction.
(iv) n2 = the sum of first n ……. natural numbers.
(i) The square of an even number is even
(ii) The square of an odd number is odd
(iii) The square of a proper fraction is smaller than the given fraction
(iv) n2 = the sum of first n odd natural numbers