Question

find any two numbers which are both triangular and square number​

Answer 1

Hlo mate

Here's your answer

The first two numbers that are both squares and triangles are 1 and 36. A square number is a number n where n many pebbles can be arranged in a square. A triangle number is the same, where n number of pebbles can be arranged in a triangle, starting with 1 and then 2, and then 3, and so forth.

Hope it's helps you...✌❣