1.1 Points Lines and Planes

Question 1

concepts that are so basic it is impossible to write a definition that does not refer to the term being defined

Answer 1

undefined terms

Question 2

is the point at an end of a segment or the starting point of a ray

Answer 2

Endpoint

Question 3

is a part of a line that starts at the endpoint and extends forever in one direction

Answer 3

Ray

Question 4

is part of a line consisting of two endpoints and all points between them

Answer 4

Line Segment

Question 5

between two points is a measure of length of the shortest line segment that would connect them

Answer 5

Distance

Question 6

points are ( ) if they lie on the same line

Answer 6

Collinear

Question 7

points and lines are ( ) if they lie on the same plane

Answer 7

Coplanar

Question 8

a ( ) is a statement that is accepted as true without proof

Answer 8

Postulate

Question 9

two segments that have the same length are

Answer 9

Congruent

Question 10

to ( ) a figure is to divide it into two congruent parts

Answer 10

Bisect

Question 11

the ( ) of a segment is the point that bisects the segment into two congruent segments

Answer 11

Midpoint

Question 12

names a location

Answer 12

Point

Question 13

a ( ) names a straight path of points in a plane

Answer 13

Line

Question 14

a ( ) is a flat surface

Answer 14

Plane