Yes it is. In sequence from 1, the first 10 triangular numbers are... 1, 3, 6, 10, 15, 21, 28, 36, 45 & 55.
Triangles for a triangular prism. Not sure about trangular prism, though.
cube, rectangular prism, square pyramid, trangular, trangular prism
a trangular sail
Triangles!
a trangular pramid
Infinitely many.
36 is a triangular number, Square number and also a Consecutive number.
100 percent of a number is the number itself. Therefore, 100 percent of 36 is 36.
The number -36 has the value -36. Any other number does not.
6 edges No, 9 edges
The description given fits that of a pyramid
trangular pirimad i think