Triangle numbers or triangular numbers are those numbers that can form an equilateral triangle when counting the objects. The first five triangular numbers are: 1, 3, 6, 10, 15.
6 and 10 are triangular numbers that make 16.
Nope Triangular numbers are 1,3,6,10,15,21,28,36
the answer is of course 12
You cannot convert even numbers to triangular numbers! There is no such relationship.
No, 39 is not a triangular number. The closet triangular numbers are 36 and 45.
6 is a triangular number, but 9 is not.
The sum of the first n cubed numbers is the square of the nth triangular number.
There are an many triangular numbers that are also square numbers. Simply put, the sum of two consecutive triangular number equals a square number. Examples include 1 and 36.
The first six triangular numbers are : 1,3,6,10,15,21. However, sometimes the first triangular number is regarded as 0 (zero) so you then have 0,1,3,6,10,15 as the first six triangular numbers.