Question

1. a ____________ divides a segment or angle in half.

slant
middle line
straight line
bisector

Explanation:

A bisector is defined as a line, ray, or segment that divides a segment into two equal - length parts or an angle into two equal - measure angles. A slant is a non - vertical or non - horizontal direction. A middle line doesn't have the specific property of always dividing a segment or angle in half. A straight line is a general geometric figure and doesn't inherently divide a segment or angle in half.

Answer:

D. bisector