## All About Angles Part - 10

 1.    In the diagram angle 1 is equal to angle 2 and ________ Angle 2 is equal to angles 3 and 4 Angle 2 is not equal to angles 3 and 4 Angle 2 is equal to angles 3 only
 2.    Angle 1 can also be written as? ÐCAB ÐACB ÐABC
 3.    If two lines intersect each other in a way that any two adjacent angles are equal (congruent) then these lines are _________ to each other. Perpendicular Acute Obtuse
 4. Two vertical angles measure x and 45°. How many degrees are there in x ? 25 115 35 45
 5. Two vertical angles measure 2 x and 80°. How many degrees are there in x ? 140 40 35 50
 6.    Two complementary angles measure (2x+10) and (x+20) degrees. What is the value of x ? 40 35 160 20
 7.    Two supplementary angles measure (5x-30) and (x+90) degrees. What is the value of x ? 20 160 35 40
 8.    An obtuse angle is any angle which measures between 90 degrees and 180degrees. False True
 9.    Vertical angles are only equal, when you have parallel lines. False True
10.    Name all pairs of corresponding angles.

 1 and 5, 2 and 6, 3 and 7, 4 and 8 1 and 3, 2 and 6, 5 and 7, 4 and 8 1 and 4, 2 and 6, 3 and 7, 5 and 8 1 and 5, 2 and 6, 4 and 7, 3 and 8
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