Heptagon
a polygon is a closed plane shape
A polygon with ten sides would be called a decagon.
A hexagon is a six sided polygon but not necessarily you can hve other six sided figures
The sum of the exterior angles of a polgon - no matter how many sides - is 360 degrees.
No.
Heptagon
a polygon is a closed plane shape
'What_is_the_longest_side_of_a_right_angle_triangle_called
It is a triangle
Icosogon
Hexagon
A pentagon
how many sides does an polygonshave
It is an 11 sided polgon
180
An octagon is a polygon that has 8 sides