Question

The first five numbers which can be arranged as triangle are _____ complete it .​

Answer 1

Answer:

The first five triangular numbers are 1, 3, 6, 10, and 15.

Step-by-step explanation:

Triangular numbers are used to describe the pattern of dots that form larger and larger triangles.

PLEASE MARK AS BRAINLIEST ANSWER

Answer 2

Answer:

The first five numbers which can be arranged as triangle are 1,3,6,10 and 15.

Hope it will be helpful ✌️