Vocabulary
Angles that are next to each other are called ?
Adjacent angles
are 130 degree and 50 degree supplementary?
Yes
[Answer may vary]
An angle measures 20 degrees, its supplementary angle measures 180. True or False
False
Angles at a point add up to?
What is the name for this angle?
360 degree
Revolution
Two angles are complementary when...?
When they add up to 90 degrees
One angle measures 80 degrees, what is the size of its supplementary angle?
100 degrees
The following angles are complimentary angles: 35 degrees and 75 degrees. True or False
False
What is the supplementary angle for 47 degree
133 degree
Does a line only passes through two points
No, it can pass through one point, two point or multiple points!
Supplementary angles can be adjacent. True or False
True, but supplementary angles does not have to be adjacent angles.
The following angles are supplementary angles: 55 degrees and 145 degrees. True or False
True
angle c and angle d is complementary. If angle d is 81 degrees. What is the size of angle c
c = 9 degrees
What is the complementary angle and supplementary angle for 67 degree
23 degree and 113 degree
There are four angles at a point, x, 35 degrees, 122 degrees and 145 degrees.
What is x?
58 degrees
If two angles are vertically opposite of each other, they must be?
Equal
Which angles are supplementary to each other?
155 degrees, 35 degrees and 25 degrees
155 degrees and 25 degrees
(x + 53) degrees is complementary to 20.
x = 17 degrees
If an angle is (x + 3) degrees and it is complementary to 47 degrees.
What is x?
x = 40 degrees
If three angles add up to 180 degrees, are they supplmentary angles?
No, supplmentary angles means only two angles that add up to 180 degrees.
What might be the definition for adjacent complementary angle?
Angles that are next to each other at a point and they add up to 90 degrees.
If the angle (3x+50) degree is supplementary to 10 degrees.
What is x?
x = 40 degrees
If the angle (4x + 20) degrees is complementary to 34 degrees.
What is x
x = 9 degrees
If an angle (2x + 78) degrees is supplementary to 40 degrees.
What is x?
x = 31 degrees
Two straight line cross at a point. The pair of vertically opposite angles add up to 36 degrees. What is the size of the remaining angles.
Both angles are 144 degrees because the remaining angles are also vertically opposite.