Lesson 1 Skills Practice
<MNO or <5 or < ONM
Obtuse
Neither
Obtuse
x = 23
What is the definition of an obtuse angle?
Greater than 90 degrees and less than 180 degrees.
Vertical
x = 17
x = 112
How many degrees do a pair of complementary angles equal?
90 degrees
Neither
x = 104
Adjacent and Supplementary (Linear Pair)
x = 29
Draw a pair of supplementary angles. What will they equal?
<WYV = 64
x = 10
b = 36
x = 19
What is true about the degrees of all vertical angle pairs?
They are congruent (equal/same)
<VYX = 104
<C = 135
b = 155
x = 21
When naming an angle, what letter is always in the center? (vocabulary word answer)
The vertex.