Answer:
I think its 0.03 but I'm not a 100 percent sure
X=0. Y=-2. There is only one x value for this question.
Use a calculator. The sine of 78 degrees is .98.
Polyhedron, by definition, is formed by intersecting planes, so each part of its surface is either a vertex or an edge, or a flat piece of a plane.
Explanation:
The definition of polyhedron implies that each side is a piece of a flat surface.
