Similarity
Parallel Lines
Parallelograms
Congruence
Triangle Inequality Theorem
100
A girl 5 feet tall casts a 3.5 ft. shadow. What is the length of the shadow of a 10ft. tall building?
What is 7 ft
100
What is the m∠c? 
What is 72 degrees
100
This is a property that the diagonals of a parallelogram have.
What is the diagonals bisect each other
100
What does CPCTC stand for
What is Corresponding parts of Congruent triangles are Congruent.
100
Is this a triangle? 5, 12,13
What is yes
200
JDRT~JHYX. Angle D = ?
What is angle H
200
∠6 and ∠3 
What are alternate interior angles
200
ABCD is a parallelogram and angle A = 2x + 40, and angle B = 3x - 10. Explain how you would set up the equation. (set up the equation)
Add the expressions and set them equal to 180 degrees. (Consecutive angles are supplementary)
200
If two angles of one triangle are congruent to two angles in another triangle, and the included side is congruent to the congruent side of another triangle, then the triangles are congruent. What is this theorem?
What is ASA
200
What could be the length of the third side (what is the range?)
5 and 5
what is between 0 and 10
300
A 3 m meter stick is held perpendicular to the ground. It casts a shadow 1.5 m long. At the same time, a telephone pole casts a shadow that is 9 m long. How tall is the telephone pole?
What is 18m
300
What is the m∠b?
What is 108 degrees
300
If ABCD is a parallelogram, and AB = 3x - 5, and BC = 6x - 2, and AD = 2x + 12, Solve for x and AB
Set the expressions for sides BC and AD equal to each other. (Opposite sides congruent) & (x = 3.5; AB=5.5)
300
Given the congruence statement ABC = EFG, name the corresponding angles
What is A=E, B=F, C=G
300
What is the longest side of Triangle DEF if the angles equal as follows:
D = 22 E = 100 F = 58
What is DF
400
Triangle MLN and Triangle ABC are similar. LM=8, NL=10, MN=6, AB=x, AC=y, BC=5. Find x.
What is 4
400
∠3 and∠5
What are consecutive interior angles
400
In parallelogram PQRS, PR and PS intersect at point T. PT = 3y - 7, TR = 2x, QT = y, and ST = x + 1. Find the values of x and y.
What is x = 4, y = 5
400
If two sides of one triangle are congruent to two sides of another triangle, and the included angle of one triangle is congruent to the included angle of another triangle, then the triangles are congruent. What is the name of this theorem?
What is SAS
400
Is this a triangle?
32°, 38°, 112°
No, 32 + 38 + 112 = 182 which is not 180°
500
Triangle MLN and Triangle ABC are similar. LM=8, NL=10, MN=6, AB=x, AC=y, BC=5. Find y.
What is 3
500
Find the value of y.
What is y=27
500
In parallelogram ABCD, diagonals AC and BD intersect at E. If angle A = 85, and AE = 3x + 10, and EC = 7x - 30, find the measure of angle C and the value of x.
What is angle C = 85, x = 10.
500
A triangle with all three sides congruent
What is Equilateral Triangle.
500
Which angle in triangle DEF is the largest using the following side lengths:
DE = 32 EF = 89 DF = 90
What is angle E