How many lines of symmetry do you see in this picture?
1 line of symmetry
What type of angle is this?
Obtuse angle
What is the measure of this angle?
35 degrees
What type of lines are these?
Parallel lines
You are facing north. You turn 90 degrees. Which direction could you be facing?
East or West.
Draw a picture on your whiteboard that only has one line of symmetry.
Answers will vary.
Angles from 1-89 degrees are considered acute. What is the range of degrees that you could have if your angle is obtuse?
91-179
What is the measure of this angle?
75 degrees
What type of lines are these?
Perpendicular Lines
What fraction of a circle is 35 degrees?
35/360
How many lines of symmetry in this picture?
2 lines of symmetry.
Draw and label an acute angle. Your angle should have:
- an arc to show the angle
- 3 points with names
Correct drawing
Use a protractor to draw a 34 degree angle.
Check drawing. Must be correct within 5 degrees.
Draw and label a set of parallel lines.
Check drawing
Draw a right triangle.
Check drawing.
Draw a picture with only 2 lines of symmetry.
Answers may vary.
Solve:
30 degrees
Use a protractor to draw a 117 degree angle.
Check drawing. Must be correct within 3 degrees.
Draw and label a set of perpendicular lines.
Check drawing.
Draw an acute triangle and an obtuse triangle.
Check drawing.
How many lines of symmetry are in this picture?
5 lines of symmetry
Find missing angle x.
107 degrees
What is the measure of this angle?
approx. 53 degrees
Make 2 correct statements about the lines in this image (use either perpendicular or parallel):
Answers may vary. (example: AE is perpendicular to DE or BA is parallel to DE)
If you turn 1/8 of a circle, how many degrees did you turn?
45 degrees.