Lines
Angles
Identifying lines
Identifying Angles
Protractors
100
Two lines that stay the same distance apart and never touch are called _____________
What is parallel
100
An acute angle measures _________ than 90 degrees.
"Less than"
100
In this diagram, this pair of lines are parallel.
BC and AD
100
How many angles are there in this polygon?
What is 5?
100
In this diagram, the measurement of this angle.
35 degrees
200
Two lines that cross, but do NOT form a right angle are called _______________.
What is intersecting
200
An obtuse angle measures ____________ than 90 degrees
"Great than"
200
In this diagram, which lines are intersecting?
Figure 3
200
In this diagram, angle Z is this kind of angle.
Obtuse
200
Your proctracor measurement show 150 degrees AND 30 degrees. The angle is obtuse. What is the measurement?
150 Degrees
300
Two lines that cross to form a right angle, or perfect L shape are called _____________________.
What is perpendicular
300
What is the measurement of a right angle (in degrees)
90 degrees.
300
What are lines PN and LK?
300
In this diagram, the number of right angles you see.
2
300
Your proctracor measurement show 110 degrees AND 70 degrees. The angle is acute. What is the measurement?
70 degrees
400
Give an example of a pair of parallel lines in the room
Answers will vary
400
An angle measure 45 degrees. What type of angle is it?
An acute angle
400
A word to describe these lines.
Parallel
400
In this diagram, the number of acute angles.
One
400
Your proctracor measurement show 170 degrees AND 10 degrees. The angle is obtuse. What is the measurement?
170 degrees
500
Give an example of a pair of perpendicular lines around the room
Answers will vary
500
An angle measures 165 degrees. What type of angle is it?
An obtuse angle
500
Using this diagram, this pair of lines are NOT perpendicular: AB & YZ, CD & YZ, or AB & WX
Lines CD & YZ?
500
In this diagram, the acute angle.
Angle Y
500
In this diagram, which angles are acute and which are obtuse?
Angle C and D are acute & angle A and B are obtuse