It's the thing
Angles
Lines
Shapes
Proofs
100

Infinitely long but only in one dimension

What is a line?

100

Formed by intersecing lines, share a vertex, are congruent 

What are vertical angles?

100

Lines that don't touch

What is parallel
100

This quadrilateral is often called a "diamond"

What is a rhombus?

100

Technically not the same as equal, but geometrically equivalent 

What is congruent?

200

Like a line but in two dimensions

what is a plane?

200

What are alternate interior angles?
200

Lines that intersect to form a 90 degree angle

What is perpindicular?

200

This type of triangle has an hypotenuse

What is a right triangle?

200

This property to states that two things equal to the same thing are also equal to each other

What is the transitive property
300
A Dimensionless Singularity

What is a Point?

300

What are Corresponding Angles?

300

This line intersects two other lines

What is a transversal?

300

The US military headquarters is named and shaped like this 5 sided shape. 

What is a pentagon?

300
These properties allow us to perform algebra to solve equations

What are properties of equality?

400

This point joins two rays to create an angle

What is a vertex

400

These angles aren't congruent, but they are this c word that can mean "in a row"

What are consecuttive angles?

400

With an endpoint it's not quite a line, but if you look at the other side you can't tell a difference

What is a ray?

400

A cirlce encompasses an angle of this measure 

What is 360?

400

States that vertical angles are congruent

What is the Vertical Angle Congruence Theorem

500
1-D is length, 2-D is area, 3-D is this measurement for the amount of space something takes up

What is Volume?

500
These angles are on the same side of a straight line and add up to 180

What is a linear pair?

500

"There's two of them I swear"

What are Coincident lines?
500
6 sides is a hexagon, 8 sides an octagon, 7 sides is this

What is a heptagon/septagon

500

By stating AB+BC=AC, I'd be using this

What is the segment addition postulate?