Squares and Square Roots

1. Find the square root of 729.

2.Fill in the blank using the given pattern-
7² = 49
67² = 4489
667² = 444889
6667² = ?

3. Without adding find the sum of 1+3+5+7+9+ 11 +13 + 15 +17

4. Find the square root of 1296
5.Express 19² as sum of two consecutive integers

6. How many numbers lie between squares of 99 and 100.

7. Find the square of 35 (without actual multiplication).

8. Numbers like 1, 4, 9, 16, 25,... are known as:
(A) Set of whole numbers
(B) Square numbers
(C) Integers
(D) None

9.Find perfect square between 30 and 40.
(A) 32
(B) 35
(C) 36
(D)39

10.Square number does not end with at units place.
(A) 2, 3, 7, 8
(B) 1, 2, 3, 4
(C) 4,5,6,7
(D) 1,4,6,8

11. If a number has 1 or 9 in the units place, then its square end with digit:
(A) 9
(B) 1
(C) 3
(D) 2

I’ll mark brainiest who answers all my questions pls