Formulas
Chapter 1
Chapter 2
Rigid motions
Proofs
100
The slope formula.
What is y2-y1/x2-x1
100
A ray that divides an angle into two congruent angles
What is an angle bisector
100
Two angles that lie on the same side of the transversal in corresponding positions.
What is corresponding angles
100
Movement of points from one place to another
What is a transformation
100
The two columns you start with when stating proofs
What is statements and reasons
200
The Midpoint Formula
What is (x1+x2/2 + y1+y2/2)
200
Two adjacent angles forming a straight angle.
What is linear pair.
200
Line that intersects two or more lines at different points
What is a transversal.
200
When a point remains unchanged under a transformation
What is an invariant
200
The three combinations that we can use to prove similarity of triangles
What is Side-Side-Side (SSS), Angle-Angle (AA), Side-Angle-Side (SAS)
300
An interior angle formula
What is 180(n-2)/2
300
Any two angles whose sum is 180.
What is supplementary angles.
300
Interior angles that lie on opposite sides of the transversal
What is alternate interior angles
300
A reflection over the y-axis. *(x,y)->(?,?)
What is (-x,y)
300
Type of angle in which property of equality states that a value is equal to itself
What is a reflexive angle
400
An exterior angle
What is 360/n
400
Two angles across from each other on intersecting lines. They are congruent.
What is Vertical Angles.
400
Exterior angles that lie on opposite sides of the transversal.
What is alternate exterior angles
400
The rigid motion in which the orientation is reversed
What is a reflection
400
All proof we did were ______ similarly
What is Angle-Angle (AA) similarity
500
the Pythagorean identity
What is a^2+b^2=c^2
500
Any two angles whose sum is 90.
What is complementary angles
500
Angles that lie on the same side of the transversal between two lines
What is consecutive interior angles/ same side interior
500
True or False: Any rigid transformation has the same size, area, angles, and line lengths.
True
500
the minimum amount of statements you should have
What is four 1. Given 2. Similarity #1 3. Similarity #2 4. AA similarity
M
e
n
u