Question

Pattern if decreasing perfect squares 121, 100, 81, __,49, 36 What number do you need to square to find missing term?

Answer 1

8

Explanation:

121 is 11^2, 100 is 10^2, 81 is 9^2, 49 is 7^2, and 36 is 6^2. 64 is missing in the pattern, and since each number is a perfect square, the number you'd need to square is 8.