4.1-4.3 Flashcards
1
Q
A triangle with no congruent sides
A
Scalene triangle
2
Q
A triangle with two congruent sides
A
Isosceles triangle
3
Q
3 congruent sides
A
equilateral triangle
4
Q
3 acute angles
A
Acute triangle
5
Q
1 right angle
A
Right triangle
6
Q
1 obtuse angle
A
Obtuse triangle
7
Q
3 congruent angles
A
Equilangular Triangle
8
Q
When the sides of a polygon are extended, the original inside angles are
A
interior angles
9
Q
When the sides of a polygon are extended the new outside angles are
A
Exterior angles
10
Q
lines that are added to a diagram to prove a theorem
A
Auxilary lines
11
Q
The measure of an exterior angle of a triangle is equal to the sum of the two interior non adjacent angles
A
Exterior angles theorem
