Show:
Introducing Angles
Angles
Miscelleanous
Pairs of Angles
Word Problems/Parallel Lines
100
A path of points that extends in opposite direction.
What is a line?
100
This angle is made when a pie has been cut into 8 equal pieces
What is 45 degrees?
100

The letter placed at the vertex.

What is the vertex letter?

100
Angles who sum is 90 degrees.
What are Complementary Angles?
100
A ladder leans against a house. The ladder makes an acute angle of 61 degrees with the ground. Give the measurement of the obtuse angle.
What is 119 degrees?
200
Formed when two rays meet at a point.
What is an angle?
200
Measures greater than zero, but less than 90 degrees.
What is an acute angle?
200

Two lines that meet to form an angle (not 900)

What is an intersecting line.

200
Angles who sum is 180 degrees.
What are Supplementary Angles?
200
Lines that run side by side and do not cross at any point.
What are Parallel Lines?
300
The rays that form an angle.
What is are the sides or legs of the angle?
300
Measures exactly 180 degrees.
What is a straight line?
300
Tool used for measuring and drawing angles.
What is a protractor?
300
Formed when two straight lines cross at a point.
What are Vertical Angles?
300
third line that crosses two parallel lines.
What is a transversal?
400
The point where the rays meet.
What is is the vertex?
400
Measures exactly 90 degrees.
What is a right angle?
400
The inside scale of a protractor is used to measure an angle that opens in this directon.
What is counterclockwise?
400
Lie across from each other and are equal.
What are vertical angles?
400

Are the opposite sides of a square parallel?

Yes

500
Units is used to measure the opening of an angle.
What are degrees?
500
Measures greater than 180 degrees, but less than 360 degrees.
What is reflex angle?
500
The outside scale of a protractor is used to measure an angle that opens in this direction.
What is clockwise?
500
To find the value of a complementary angle.
What is to subtract the known angle from 90 degrees?
500

What is two lines that meet to form right angles called?

Perpendicular lines