The word is heptagon. A heptagon has 7 sides and 7 corners. If you join corners by straight lines from one corner to another corner you will find 5 triangles, but if you join all corners to a point in the centre you will find 7 triangles.
The Heptathlon in athletics is a contest in which the participants must compete in 7 different athletic forms of athletics.
You may be thinking of a heptagon. It has seven sides and seven angles.
no triangles
it has 13 triangles
There are no triangles.
Two triangles
Heptagons have seven sides.
You may be thinking of a heptagon. It has seven sides and seven angles.
An heptagon has 7 interior angles that add up to 900 degrees
there are 27 triangles in a triangle
There are 15 triangles in a 17-agon
15 triangles!!!!!!!!!!
no triangles
it has 13 triangles
There are no triangles.
15 triangles
depends on what size triangles and what kind of triangles?
A heptagon has 5 triangles.