Put all answers in the blank to the left of the question.

___________    1.    What is the symbol for perpendicular lines?
 

___________    2.    What is the symbol for parallel lines?
 

___________    3.     I coach two teams.  All together, I coach 32 kids.  On my soccer team there
                                  are 20 kids and on my basketball team there are 14 kids.  How many kids are
                                  playing on both my soccer team and basketball team?
 

___________    4.    On my first test, 8 kids made an A.  On the second test, there were 10 A's with
                                 4 of the 10 being kids who had made A's on the first test.  After the second test,
                                 how many kids had made an A on either of my two tests?
 

___________    5.    If -n = 10 + y, what is the value of n?
 

___________    6.    The sum of the angles of a triangle add up to how many degrees?
 

___________    7.    The sum of the angles of a quadrialateral add up to how many degrees?
 

___________    8.    What is the supplementary angle to a 70° angle?
 

___________    9.    What is the complementary angle to a 50° angle?
 

___________    10.    True or False:    a + b = 10 is equivalent to a = b - 10
 

___________    11.    The sum of the angles of a decagon is how many degrees?
 

___________    12.    Which of the following is not the same as the others?
                                    A.)    -a + b - c + d - e
                                    B.)     b - a - c ­ - e + d
                                    C.)    -e + b -c - a - d
                                    D.)    -c + d - a - e + b
 

___________    13.    -5 - (-2) = ____
 

___________    14.    -12 - (-8) - 6 - (-7) = _____
 

___________    15.    -5.45 - 2.3 = ____
 

Solve the following equations for the variable n.  Show all your work!

16.        8 - n = - 20                       17.      -4n + 10 + 3n = - 40                         18.     7 - n - 24 = -1
 
 
 
 
 
 
 
 
 
 
 
 
 
 

19.    -3n + 5 = 2n - 20                        20.  -n + -n + -n - 20 - 3 + 2n = 4              21.    a - n = y
 
 
 
 
 
 
 
 
 
 
 

22.    -n + 4 = 200                            23.    4n + 10 - 5n + 30 = -60                24.    -n = -5 - 60
 
 
 
 
 
 
 
 
 

Find the missing angles in the figures to the right. Sorry about the pathetic angle signs (<).

25.    <1 = _______          <2 = _______         <3 = _______          <4 = _______          <5 = _______         <6 = _______
26.    <1 = _______         <2 = _______         <3 = _______         <4 = _______         <5 = _______         <6 = _______
27.    <1 = _______         <2 = _______         <3 = _______         <4 = _______         <5 = _______         <6 = _______