triangle
Because it's shaped like a pentagon. A pentagon is a five-sized shape.
22.5 degrees half of 45
Pentagon (and in 3d: triangular prism and tetrahedron.)
The regular dodecahedron is the 3-dimensional analog of a regular pentagon. In other words, it is a three-dimensional pentagon.
when you cut a pentagon in half you create a trapizoid
triangle
triangle
A 3D name for a pentagon is a pentagonal prism.
Because it's shaped like a pentagon. A pentagon is a five-sized shape.
a pentagon a pentagon
pentagon a pentagon A pentagon is a Polygon with 5 sides.
A pentagon is a 5 sided polygon
It is a Pentagon.
A pentagon does have reflective symmetry.
the pentagon got its name from the root penta meaning 5 or 5 sides.
Two trapezoid