Conditional Statements
Complementary and Supplementary Angles
Bisectors
Vertical Angles
Parallel Lines and Transversals
100
Label the hypothesis and conclusion of the conditional statement:
If two angles are complementary, then they have a sum of 90 degrees.
Hypothesis: two angles are complementary
Conclusion: they have a sum of 90 degrees
100
Fill in the blanks:
Complementary angles have a sum of ____ degrees.
Supplementary angles have a sum of ____ degrees.
Fill in the blanks:
Complementary angles have a sum of 90 degrees.
Supplementary angles have a sum of 180 degrees.
100
What does a bisector do?
Cuts segments or angles into two congruent/equal parts.
100
Vertical angles are always...
Congruent/Equal/The Same
100
Name a pair of same side interior angles
Angles 4 & 5 OR 3 & 6
200
Write the following in conditional statement format:
Vertical angles are congruent.
If they are vertical angles, then they are congruent.
200
Identify the pictures as complementary or supplementary.
Supplementary
Complementary
Complementary
Supplementary
200
AM= 14 units. What is the length of AB?
28 units
200
What is the measure of angle DCE?
60 degrees
200
Name a pair of Alternate Interior Angles and state whether they are congruent or supplementary
Angles 3 & 5 OR Angles 4 & 6
Alternate Interior angles are Congruent
300
Write the converse of the conditional:
If the two angles are complementary, then they have a sum of 90 degrees.
If they have a sum of 90 degrees, then the two angles are complementary.
300
Solve for x.
_____ + _____ = 90
8x+5 + 3x+8 = 90
x= 7
300
At what measure would you draw an angle bisector?
60 degrees
300
What is the measure of angle x and y?
x= 50 degrees
y= 130 degrees
300
State the types of Angles. Solve for x AND the measure of each angle. 
State these Types of Angles. Solve for x and the measure of each angle
Corresponding Angles (congruent)
______=______
4x=48
x=12
each angle is 48
400
Write the converse and inverse of the conditional statement:
If they are vertical angles, then they are congruent.
Converse:If they are congruent, then they are vertical angles
Inverse: If they are not vertical angles, then they are not congruent.
400
Solve for x.
_____ + _____ =180
2x+3 + x-6 = 180
x=61
400
Solve for x.
___ = ___
33 = 4x+1
x= 8
400
Solve for x.
____ = ____
12x+10 = 5x+31
x=3
400
State what kind of angles these are. Solve for x & the measure of each angle
Alternate Exterior Angles
________=_______
3x-33=2x+26
m of angles = 144
500
Write the statement in conditional format, then write the converse, inverse and contrapositive.
Supplementary angles have a sum of 180 degrees.
Conditional: If they are supplementary angles, then they have a sum of 180 degrees.
Converse: If they have a sum of 180 degrees, then they are supplementary angles.
Inverse: If they are not supplementary angles, then they do not have a sum of 180 degrees.
Contrapositive: If they do not have a sum of 180 degrees, then they are not supplementary angles.
500
Solve for x and the missing angle.
_____ + ___ = 180
2x-9 + 25 =180
x= 82
2(82)-9
155 degrees
500
Solve for x and the length AC.
____ = ____
9x+18=12x-21
x= 13
AC=135 units
500
Solve for x and find the measure of angle 1. 
____ = ____
5x+4=6x+1
x=3
Angle 1= 161 degrees
500
Name the type of Angle Pairs. Solve for x AND the measure of EACH angle.
Consecutive Angles (supplementary)
_______+_______=180
(2x+10)+(x+5)=180
3x+15=180
x=55
2x+10=120
x+5=60