3.4: Parallel Lines & The Triangle-Angle Sum Theorem Flashcards
1
Q
all angles are congruent
A
Equiangular
2
Q
all angles are smaller than 90 degrees
A
Acute
3
Q
all angles have a measure of 90 degrees
A
Right
4
Q
all angles are larger than 90 degrees
A
Obtuse
5
Q
all sides are congruent
A
Equilateral
6
Q
At least two sides are congruent
A
Isosceles
7
Q
no sides are congruent
A
Scalene
8
Q
an angle formed by a side and an extension of an adjacent side
A
Exterior Angle of a Polygon
9
Q
For each exterior angle of a triangle, the two nonadjacent interior angles are…
A
Remote Interior Angles