3.4:parallel lines and the tri-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
is an angle formed by a side and an extension of an adjacent angle
A
exterior angle of polygon
9
Q
for each exterior angle of a triangle the two nonadjacent interior angles are it’s
A
remote interior angles
