Simplify the expression. (–8.6)0

1
–1
–8.6
0

A80-foot piece of siding is cut into three pieces so that the second piece is four times four times as long as the first piece and the third piece is five times as long as the first piece. if x represents the length of the first piece, find the lengths of all three pieces.

What is the value of r of the geometric series?

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons