What is an acute angle?
An acute angle is an angle that measures less than 90 degrees.
What is an obtuse angle?
An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.
What is a right angle?
A right angle is an angle that measures exactly 90 degrees.
What is a straight angle?
A straight angle is an angle that measures exactly 180 degrees.
What is a reflex angle?
A reflex angle is an angle that measures more than 180 degrees but less than 360 degrees.
What is a full rotation in degrees?
A full rotation is 360 degrees.
True or False: A straight angle is considered a type of reflex angle.
False.
Fill in the blank: An angle that measures exactly 360 degrees is called a __________.
revolution.
What type of angle is formed when two lines intersect at right angles?
Right angles.
Convert 15:30 in 24-hour time to 12-hour time.
3:30 PM.
Convert 00:45 in 24-hour time to 12-hour time.
12:45 AM.
True or False: An angle measuring more than 360 degrees is possible.
True.
What type of angle measures exactly 270 degrees?
A reflex angle.
Fill in the blank: An angle measuring less than 180 degrees is called __________.
acute or obtuse.
What time in 12:00 in 24-hour time?
12:00.
What is the difference between an acute angle and an obtuse angle?
An acute angle is less than 90 degrees, while an obtuse angle is more than 90 degrees but less than 180 degrees.
Identify the angle: 190 degrees.
Reflex angle.
What is the pointy thing at the end of the vertex called?
Vertex
