In a Word
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It's Elementary!
Formula One
100
"A line is straight" is an example of this.
What is a postulate?
100
Solve for the larger complementary angle:
54
100
Identify a counterexample:
"If a number is not prime, then it is divisible by 2."
any odd composite number
100
Solve for the area of a circle with a diameter of 17.
(Use pi. Round to the nearest whole number.)
227
200
This is an example of:
What are alternate interior angles?
200
Solve for the smaller supplementary angle:
32
200
Write a conditional for the statement:
After three strikes, the batter is out.
If a batter gets a third strike, then the batter is out.
200
A right triangle has a hypotenuse length of 21. It's shorter leg is 12. Solve for the length of the other leg.
(Round to the nearest tenth.)
17.2
300
OC is an example of this:
What is an angle bisector?
300
76
300
Write a converse for the statement:
If C, D, and E are coplanar, then the plane is called plane CDE.
If the plane is called CDE, then C, D, and E are coplanar.
300
Given the midpoint M and endpoint K, locate the other endpoint J:
K(-3.5, -11) M(-8, -5.25)
J(-12.5, 0.5)
400
If the equation:
y + 2x = 8
is the graph of one line, what slope would its perpendicular line have?
m = 1/2
400
Suppose G is the midpoint of AD, and:
AD = 8x - 18
GD = 2x + 13
Solve for AG.
AG = 35
400
Complete the one-step proof:
Given: a=b, and b=c
Conclusion: _______________
Reason:_____________
a=c
transitive property
400
Solve for x:
x=35
500
What justifies that the lines are parallel?
Two lines that are perpendicular to a third line are parallel to each other
500
∠A and ∠B are right angles.
m∠A = 2x + 8y
m∠B = 5x - 7y
Solve for x and y.
x=25, y=5
500
Complete the one-step proof:
Given: ∠1 and ∠4 are congruent. 
Conclusion: _______________
Reason:_____________
l//m
Converse of alternate exterior angles
500
Solve for the distance between the coordinates. Give your answer in simplified radical form:
A(-4, 10) B(3, 3)
7√2