3.4: Parallel Lines and the Triangle Angle-Sum Theorem Flashcards
1
Q
All angles congruent
A
Equiangular
2
Q
All angles acute
A
Acute
3
Q
One right angle
A
Right
4
Q
One obtuse angle
A
Obtuse
5
Q
All sides congruent
A
Equilateral
6
Q
At least two sides congruent
A
Isosceles
7
Q
No sides congruent
A
Scalene
8
Q
Angle formed by a side and an extension of an adjacent side.
A
Exterior angle of a polygon
9
Q
Two nonadjacent interior angles
A
Remote interior angles