Vocabulary
An angle that measures less than 90 degrees, but greater than zero degrees.
What is an acute angle
The measure of supplementary angles always add to this.
180 degrees
The measure of complimentary angles always add to this.
90 degrees
An angle measures 20 degrees, its supplementary angle measures 180. True or False
False
How many lines of symmetry does a rhombus without any right angles have?
If one angle measures 110 degrees, It's supplementary angle measures...
70 degrees
Choose the two angles that are complimentary to each other: 30 degrees, 20 degrees, 27 degrees, 80 degrees, 70 degrees, 68 degrees.
70 degrees and 20 degrees
Are 100 and 80 degree angles supplementary to each other?
Yes
Two lines that never will cross are called what?
Parallel Lines
An angle that measures greater than 90 degrees, but less than 180 degrees.
What is an obtuse angle
One angle measures 80 degrees, what does the supplementary angle have to measure?
100?
The following angles are complimentary angles: 35 degrees and 75 degrees. True or False
False
Are 17 and 183 supplementary angles?
No
See the board. What is the measurement of angle PRQ?
58 degrees
The following angles are supplementary angles: 35 degrees and 145 degrees. True or False
True
an angle measures 40 degrees, what is the complimentary angle?
50 degrees
Are 50 and 40 degree angles supplementary?
No, they are complimentary
Opposite angles are equal. True or False
True
An anlge that measures greater than 180
What is a reflex angle?
Supplementary angles are always made from the sum of one acute angle and one obtuse angle. True or False
False.
One angle measures 15 degrees. What does its complementary angle measure?
75 degrees
Can angles be supplementary and complementary at the same time?
No
A skater tried to do a 360, but only made it 283 degrees around. How many more degrees did he need to rotate?
77 degrees