Chapter 1 Vocab Flashcards
1
Q
Congruent segments/angles
A
The same (equal) length
2
Q
Midpoint
A
A point that divides a segment into two congruent segments
3
Q
Segment addition
A
Two parts of a segment equal a whole segment
4
Q
What is a word that hints that you will use segment addition?
A
Between
5
Q
Acute angle
A
Less than 90°
6
Q
Right angle
A
Is equal to 90°
7
Q
Obtuse angle
A
More than 90°
8
Q
Straight angle
A
Is equal to 180°
9
Q
Angle bisector
A
A ray that divides an angle into two congruent angles
10
Q
Angle addition
A
Two parts of an angle equal a whole angle
11
Q
Adjacent angles
A
Angles that are right next to each other
12
Q
Vertical angles
A
Angles on opposite sides of each other formed by two lines
13
Q
Complementary angles
A
Two angles that add up to 90°
14
Q
Supplementary angles
A
Two angles that equal 180°
15
Q
Linear pair
A
Two angles that are adjacent and supplementary
