C, S, or neither
25 degrees and 55 degrees
What is neither?
2 angle measures on a straight line are 2y and 3y.
What is 36?
An angle is 85 degrees. What is the measure of its vertical angle?
What is 85 degrees?
The sum of the interior angle measures in a triangle
What is 180 degrees?
p. 52 #15
What is 28 and right?
45 degrees and 45 degrees
What is complementary?
2 complementary angles are y and 9y
What is 9?
Angle ABC and Angle DEF are corresponding angles. Angle DEF is 73 degrees. What is the measure of Angle ABC?
73 degrees
The angle measures in a triangle are 48, 31, and x. Find x
What is 101 degrees?
p. 52, #13
What is 60 and equilateral?
110 degrees and 70 degrees
What is supplementary?
2 supplementary angles are (3y+ 10) and 2y
What is 34?
Angle ABC and Angle DEF are alternate interior angles. If Angle ABC is 37 degrees. What is the measure of Angle DEF?
37 degrees
The number of interior angles in a triangle
What is 3?
p. 52 #14
What is 36 and isosceles?
15 degrees and 75 degrees
What is complementary?
Angles at a point are 4y, 2y, and 3y
What is 40?
Angle ABC is adjacent to Angle DEF. They are on a straight line. If Angle DEF is 114 degrees, what is the measure of Angle ABC?
What is 66 degrees?
The number of exterior angles a triangle has
What is 6?
p. 52 #17
What is angle 1 = 40 degrees and angle 2 = 125 degrees?
0 degrees and 180 degrees
What is neither?
Angles at a point are 4y, 138, and 84
What is 34.5?
Angle ABC is vertical to Angle DEF. If Angle ABC is 114 degrees, what is the value of x, if Angle DEF is 2x
What is 57?
An isosceles triangle has one angle whose angle measure is 40. What is the measure of each of the other two angles? (hint: one of the other angles is not 40 degrees)
What is 70 degrees?
p. 53 #19
What is angle 1 = 60 degrees and angle 2 = 127 degrees?