Vocab Chapter 4 Flashcards
1
Q
dication
A
change size but not shape
2
Q
isometry
A
a transformation that produces a congruent afterimage. also called a rigid transformation
3
Q
acute triangle
A
3 acute angles
4
Q
equiangular triangle
A
three congruent angles
5
Q
right triangle
A
one right angle
6
Q
obtuse triangle
A
one obtuse angle
7
Q
equilateral triangle
A
3 congruent sides
8
Q
isosceles triangles
A
2 congruent sides
9
Q
scalene triangle
A
lack of congruent sides
10
Q
auxiliary line
A
line added to add proof
11
Q
corollary
A
theorem coming from another theorem
12
Q
interior
A
all points inside a figure
13
Q
exterior
A
all points outside a figure
14
Q
interior angle
A
formed by 2 sides of a triangle
15
Q
exterior angle
A
formed by 1 side of a triangle and extension of an adjacent side
