Vocabulary
What is another name for a 90 degree angle?
Right Angle
What is the complementary angle of 14 degrees?
76 degrees 90 - 14 = 76
Angle a and angle b are vertical angles. Angle a measures 30 degrees. What is the measure of angle b?
30 degrees
Two lines that never intersect are called?
Parallel
Two angles whose measures have a sum of 90 degrees.
Complementary
Angle a and b are vertical angles. Angle a measures 75 degrees. What is the measurement of angle b?
75 degrees
Angle c and angle d are vertical angles. Angle c measures 72 degrees. What is the measure of angle d?
72 degrees
90 degrees
What is the definition of supplementary?
Two angles whose measure have a sum of 180 degrees
What is the supplementary angle of 144 degrees?
36 degrees 180 - 144 = 36
Angle x and angle y are vertical angles. Angle y measures 149 degrees. What is the measure of angle x?
149 degrees
Supplementary angles always add up to...
180 degrees
What is a vertical angle?
a pair of angles that are across from each other and are equivalent.
Angle a and b are adjacent angles. If angle a is 102 degrees, what is angle b?
78 degrees
How many sides does a triangle have?
3
What are adjacent angles?
What is the complementary angle of 37 degrees
53 degrees
Angle x and angle y are vertical angles. Angle x measures 93 degrees. What is the measurement of angle y?
93 degrees
Angles a and b are vertical angles. Angle a measures 171 degrees. What is the supplement of angle b?
9 degrees
what is the formula for the area of a rectangle?
A = b x h