Vocabulary
Vocabulary Pt 2
True or False
Practice Problems
Practice Problems Pt 2
100
How many angles are on a straight line?
180°
100
How many degrees are in a right angle?
90°
100
This is an acute angle. True or False.
True
100
What is the value of x?
17°
100
What is the value of x?
50°
200
What is an acute angle?
A angle with a degree measurement less than 90°
200
What is an obtuse angle?
An angle with a degree measurement greater than 90° but less than 180°
200
This an obtuse angle. True or False.
False
200
What is the value of x?
x=79°
200
What is the value of x°?
x=85°
300
What is an adjacent angle?
When two angle share a common side and a vertex point.
300
What is a reflex angle?
An angle that is greater than 180°
300
If two angles add up to 91 degrees they are complements of each other.
False
300
What is the value of m° and n°?
m°=47
n°=52°
300
What is the value of t° and s°?
t°= 11°
s°= 71°
400
What is the definition of a vertical angle? What is the equation?
When two lines intersect, it creates two vertically opposite angles. The angles measurements equal each other.
Equation:
a=b
400
What is the definition of a vertex?
Two lines that meet at one point create a vertex.
400
Angles 3 and 2 are vertically opposite angles? True or False
True
400
What is the value of x° and y°?
y°=43°
x°=133°
400
What is the value of x? What is the value of each angle?
x=12°
Angles: 120°, 24°,36°
500
What is a complementary angle and what equation do we use to solve for unknown complements?
2 angles that sum up to 90°. Each angle is a complement of each other.
Equation: a+b=90°
500
What is the definition of supplementary angles? What equation do we use to solve unknown supplements?
2 angles that sum up to 180°. The angles are supplements of each other.
Equation:
a+b=180°
500
Angles ABE and DBG are vertically opposite angles. True or False.
False
500
What is the value of x? What is the value of each angle?
x= 21°
Complements: 65° and 25°
500
What is value of x? What is the value of each angle?
x=12
2x= 24
4x+108= 156