Vocab
An angle less than 90 degrees is called a(n) ____.
Acute Angle
Angles that add to 90 degrees are called what?
Complementary Angles
Name the supplement to an 80 degree angle
100 degrees
If angle a and b are supplementary and angle a is 50 degrees, what is angle b?
130 degrees
A quadrilateral with 4 congruent sides, opposite sides parallel, and 4 right angles is called what?
Square
A 90 degree angle is also called a _____.
Right Angle
Angles that add up to 180 degrees are called what?
Supplementary Angles
Name the complement to a 53 degree angle
27 degrees
If angle a and b are complementary and angle a is 47 degrees, what is angle b?
43 degrees
All 4 sided polygons with 4 angles are called what?
Quadrilaterals
A 180 degree angle is also called a ____.
Straight Angle
Angles that are directly across from each other are called what?
Vertical Angles
Name the vertical angle to a 85 degree angle
85 degrees
If angle a and b are vertical and angle a is 72 degrees, what is angle b?
72 degrees
A quadrilateral with only 1 side of parallel sides are called what?
Trapezoids
An angle measuring more than 90 degrees and less than 180 degrees is called a(n) ____.
Obtuse Angle
What kind of angles are ALWAYS equal to each other?
Vertical Angles
Name the supplement to a 102 degree angle
78
If angle A and angle B are vertical and angle A measures 100 degrees- what is the supplement of angle B?
80 degrees
A quadrilateral with no right angles, 4 congruent sides, and opposite sides parallel is called what?
Rhombus
2 angles that share a common vertex are called ___.
Adjacent Angles
Can angles be supplementary and vertical?
Yes
Name the complement to a 78 degree angle
12 degrees
If angle A and angle B are vertical and angle A measures 80 degrees- what is the complement of angle B?
10 degrees
A square is also a ____, _____, and _____.
Rectangle, Rhombus, and Quadrilateral.