Equations Review
x+3x=180
x=45
Angle A and angle B are vertical angles. If angle A measures 50 degrees, what does angle B measure?
50 degrees
What is the complementary angle of 25 degrees
65 degrees
What is the supplementary angle of 90 degrees?
90 degrees
What are complementary angles?
Two angles with a sum of 90 degrees
Angle pair whose measures add to 90 degrees
2x+4=180
x=78
Angle A and angle B are vertical angles. If angle A measures 135 degrees, what does angle B measure?
135 degrees
What is the complementary angle of 37.4 degrees?
52.6o
What is the supplementary angle of 52.6 degrees?
127.4 degrees
What are vertical angles?
Two angles whose sides form two pairs of opposite rays
Angle pair whose measures are equal
8x-2x+5=-85
x=-15
Angle A and angle B are vertical angles. If angle A measures 39 degrees and angle B measures 4x+3 degrees, what is the value of x??
x = 9
Angles A and B are Complementary. If Angle A is 42 degrees what is the measure of Angle B?
48 degrees
What is the supplementary angle of 117 degrees?
63 degrees
What are supplementary angles?
Two angles with a sum of 180 degrees
Angle pair whose measures add to 180 degrees
4(x+2)-2x-5=15
x=6
Angle A and angle B are vertical angles. If angle A measures 50, what is the complement of angle B?
40 degrees
Angles A and B are Complementary. If Angle A is (x+5) degrees and Angle B is 4x, what is the value of x?
x=17
What is the supplementary angle of 153 degrees?
27 degrees
How do you name an angle?
By it's vertex or name the 3 points with the vertex in the middle
4x+9=15x-5
x=2
Angle A and angle B are vertical angles. If angle A measures 137 degrees, what is the supplement of angle B?
43 degrees
Angles A and B are Complementary. If Angle A is (2x+8) degrees and Angle B is (x-5), what are the measures of angles A and B?
m<A=66o
m<B=24o
What is the supplementary angle of 44 degrees?
136 degrees
A linear pair of angles are also _________
Supplementary angles