Show:
Right Angles
Vertical Angles
Adjacent Angles
Naming Angles
100
The measure (in degrees) of a right angle
What is 90 degrees
100
Vertical angles are always ___________.
What is congruent?
100
Adjacent angles always add up to be _________.
What is 180º?
100

An acute angle measures ______ degrees.

What is less than 90º?

200
The type of lines that form a right angle
What are perpendicular lines?
200
If angle X and angle Y are vertical angles, and the measure of angle X is 60º, what is the measure of angle Y?
What is 60º?
200
Adjacent angles are also __________ angles.
What is supplementary?
200

The measure of two complementary angles that will form a 90 degree angle.

What is a right angle?

300
This special shape has only one right angle
What is a triangle?
300
If angle G and angle H are vertical angles, and the measure of angle G is 120º, what is the measure of angle H?
What is 120º?
300
If angle T and angle V are adjacent angles, and the measure of angle T is 40º, what is the measure of angle V?
What is 140º?
300

An angle that is greater than 90o and less than 180o

What is an obtuse angle?

400
This shape has four right angles and only opposite sides are congruent
What is a rectangle?
400
True or False: Vertical angles are formed by the intersection of two lines (the angles on opposite sides of the intersection).
What is true?
400
If angle T and angle V are adjacent angles, and the measure of angle T is 60º, what is the measure of angle V?
What is 120º?
400

An angle that is equal to 180o.

What is an straight angle?

500
This shape has four right angles and all sides are congruent
What is a square?
500
True or False: Vertical angles cannot form a linear pair.
What is false? They can form a linear pair. The measure of both angles would be 180º.
500
If angle T and angle V are adjacent angles, and the measure of angle T = (x)º measure of angle V = (2x)º Find the measure of angle V.
What is 120º ?
500

The measure of an angle formed by the hands of a clock that shows 12:00.

What is 00?