Problem Set 531. Find the square numbers from the list given below.5, 9, 12, 16, 50, 60, 64, 72, 80, 812. Which are the triangular numbers in the given list?3, 6, 8, 9, 12, 15, 16, 20, 21, 423. Name a number which is square as well as triangular.4. If 4 is the first square number, which is the tenth one?5. If 3 is the first triangular number, which is the tenth one?

Problem Set 531. Find the square numbers from the list given below.5,

1.	Problem Set 531. Find the square numbers from the list given below.5, 9, 12, 16, 50, 60, 64, 72, 80, 812. Which are the triangular numbers in the given list?3, 6, 8, 9, 12, 15, 16, 20, 21, 423. Name a number which is square as well as triangular.4. If 4 is the first square number, which is the tenth one?5. If 3 is the first triangular number, which is the tenth one?
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