Question

a yes; ab and bc do not form a line and share an endpoint.
b no; ab and bc intersect in more than one point.
c no; ab and bc form a line.
d yes; ab and bc are perpendicular to each other.
question 5 (1 point)
(01.01 mc)
james defines a line segment as a portion of a line. his statement is not precise enough because he should specify that
a the segment includes every point on the line
b the segment can be part of a ray
c the segment continues forever in both directions
d the segment has two endpoints

Explanation:

A line segment is defined as a part of a line that has two distinct endpoints. James' definition only mentions it's a portion of a line. Option a is incorrect as a line segment doesn't include every point on the line (a line has infinitely many points beyond the segment). Option b is wrong because a ray has one endpoint and extends infinitely in one direction, and a line - segment is not part of the definition of a ray in this context. Option c is incorrect as a line segment does not continue forever in either direction (that's a line). Option d correctly points out that a line segment has two endpoints, which James' definition lacks.

Answer:

d. the segment has two endpoints