End of Year Geometry

Angle Relationships & Constructions

100

What has to be true about the lines for alternate interior angles to be congruent?

The lines need to be parallel.

200

Which construction creates right angles?

Perpendicular Bisector

300

Name 3 types of angles that are congruent.

Vertical, Alternate Interior, Alternate Exterior, Corresponding

400

What two types of angles add up to 180 degrees?

Consecutive Interior and Supplementary

500

What is the construction called where all the perpendicular bisectors meet?

Circumcenter

Proofs

100

What are the 5 ways that you can prove triangles are congruent to each other?

AAS, SSS, SAS, ASA, HL

200

What are the 3 ways that triangles can be proven similar?

SSS, SAS, AA

300

How do you prove that a parallelogram is a rhombus?

All 4 sides are congruent

400

CPCTC can only be used after what is proven?

Triangles are congruent

500

DAILY DOUBLE 

Complete the proof-

Coordinate Geometry

100

What is the Pythagorean Theorem?

a²+b²=c²

200

What is the distance formula?

d=sqrt((x₂-x₁)²+(y₂-y₁)²)

300

What is the slope of the line parallel to y-4=2(x+2)?

2

400

What is the midpoint formula?

Average of the x-values = x-coordinate

Average of the y-values = y-coordinate

500

What is the slope of the line that is perpendicular to y=-4x+17

1/4

Circles

100

How many degrees are in a circle?

360

200

An angle that is half its arc.

Inscribed angle

300

An angle that is equal to its arc.

Central angle

400

What is the formula for finding an angle outside the circle?

Large arc-small arc divided by 2.

500

How do you find a missing segment of intersecting chords?

Multiply the pieces of the intersecting chords and set them equal to each other. 

Random Facts

100

What sport did Ms.DeBonis play in college?

Volleyball

200

What is Ms. DeBonis' boyfriend's name?

David

300

Where does Ms. DeBonis live?

East Rochester

400

How many siblings does Ms. DeBonis have?

2

500

What is Ms. DeBonis' favorite candy?

Twix