3.4: Parallel lines & The triangle sum theorem Flashcards
1
Q
remote interior angles
A
two nonadjacent interior angles
2
Q
equiangular triangle
A
all angles are congruent
3
Q
exterior angle of a polygon
A
an angle formed by a side and an extension of an adjacent side
4
Q
scalene triangle
A
no congruent sides
5
Q
right triangle
A
one right angle
6
Q
isosceles triangle
A
at least two congruent sides
7
Q
obtuse triangle
A
one obtuse angle
8
Q
acute triangle
A
all angles are acute
9
Q
equilateral triangle
A
all sides are congruent
