Question

4)
(5)
PRACTICE AND LEARN
Homework/Classword)
Q.8. Solve the following:
(1) Name a number which is square as well as triangular.
Ans.
(2) If 3 is the first triangular number which is the eighth one?
Ans.​

Answer 1

Answer:

1)1225 is the answer of Q.8.

Answer 2

Answer:

Hi

Step-by-step explanation:

It's in digest u will get this sum