Reasoning
Measurement & Modeling
Polygons
Geometry Vocabulary
Trigonometry
100
Anything congruent to itself is called this postulate.

What is reflexive?

100

The diameter of a circle is ________ the radius.

What is twice?

100
It has three sides and three angles.
What is a triangle?
100

This has both pairs of opposite sides parallel

What is a parallelogram?

100

Trigonometry is used to find parts of this type of triangle

What is a right triangle?

200

In coordinate geometry I use this formula to show I have congruent sides.

What is the distance formula?

200
A horizontal cross section (parallel to the base) of a cone is in this shape

What is a circle ?

200

It has four congruent sides and diagonals are congruent .

What is a square?

200

They have negative reciprocal slopes

What are Perpendicular Lines?

200

This is the ratio for Tangent

What is an opposite over adjacent?

300
Given parallel lines I look for these 2 types of angles.

What are alternate interior and corresponding angles?

300
A rectangle rotated continuously around on of its sides is this.

What is a cylinder?

300

This four sided figure is proven by showing the slopes of one pair of opposite sides the same.

What is a trapeziod?

300

This is drawn from the vertex of a triangle to the midpoint of the opposite side

What is a median?

300

This is when you used the inverse (2nd key).

What is when looking for a missing angle?

400

In Congruent Triangle Proofs what is the reason we use when we say to corresponding parts of triangles are congruent.

What is CPCTC?

400

Given the slant height and the edge of the base of a square pyramid, the height of the pyramid is found by using this.

What is the pythagorean theorem?

400

The exterior angle of a triangle is equal to the ________.

What is the sum of the remote interior angles?

400

This is a quadrilateral with bisected vertex angles

What is a rhombus?

400
In triangle AOK, where O is the right angle then, Sin A = __________?

What is Cos K?

500

If asked to find the perimeter of a rhombus, and all you have are the lengths of the diagonals you will need to do this

What is bisect the diagonals, do the pythagorean theorem to get one side, then multiply by 4?

500
The length of the arc of a triangle is found by using this, then multiplied by the central angle over 360.

What is 2pi(r) ?

500

180(n - 2), where n is the number of sides, determines the ______________

Sum of the interior angles of any polygon.

500

The intersection of these form the center of a circle circumscribed about a triangle.

What are perpendicular bisectors?

500

Cos 46 = Sin _____.

What is 44?