Complementary Angles
Two angles that add up to this are called complementary angles.
What is 90 degrees?
Two angles that add up to this are called supplementary angles.
What is 180 degrees?
Angles in a triangle add up to this amount.
What is 180 degrees?
This is the another term for "opposite angles".
What are "vertical angles"?
If the complementary angle is 64 degrees, this is the measure of the other angle.
What is 26 degrees?
If the supplementary angle is 100 degrees, this is the measure of the other angle.
What is 80 degrees?
Angles in a square and rectangle add up to this amount.
What is 360 degrees?
This is the measure of angle b.
What is 40 degrees?
If the complementary angle is 23, this is the measure of the other angle.
What is 67 degrees?
If the supplementary angle is 69 degrees, this is the measure of the other angle.
What is 111 degrees?
If a triangle has all equal sides, this is the measure of each of its angles.
What is 60 degrees?
This is the measure of angle c.
What is 140 degrees?
If the complementary angle is 17 degrees, this is the measure of the other angle.
What is 73 degrees?
If the supplementary angle is 142 degrees, this is the measure of the other angle.
What is 38 degrees?
A rectangle that has these angles: 90 degrees, 92 degrees, and 66 degrees.
This is the measure of the missing angle.
What is 114 degrees?
This is the measure of angle a.
What is 140 degrees?
Choose the pair of angles that are complementary.
43 degrees and 137 degrees
59 degrees and 31 degrees
14 degrees and 31 degrees
What is 59 degrees and 31 degrees?
Choose the pair of angles that are supplementary.
43 degrees and 137 degrees
59 degrees and 31 degrees
14 degrees and 31 degrees
What is 43 degrees and 137 degrees?
This is the measure of the other two angles in an isosceles triangle with an angle of 50 degrees.
What is 65 degrees?
What is 360 degrees?