1.6: measuring angles Flashcards
1
Q
Angle
A
Formed by two rays with the same endpoint.
2
Q
Acute angles
A
0
3
Q
Right angle
A
x=90
4
Q
Obtuse angle
A
90
5
Q
Straight angle
A
x=180
6
Q
Congruent angle
A
angles with the same measure.
7
Q
Vertical angles
A
Two angles whose sides are opposite rays.
8
Q
Adjacent angles
A
Two coplanar angles with a common side, a common vertex, and no common interior points.
9
Q
Complementary angles
A
Two angles who measures have sum 90 each angle is called complement of the other.
10
Q
Supplementary angles
A
Two angles whose measures have sum 180 each angle is called supplement of the other.
