How many degrees is a straight angle?
180 degrees
What angle measures more than 90 degrees?
obtuse angle
What angle measures less than 90 degrees?
acute angle
What angle measures 90 degrees?
right angle
What type of angle is this?
obtuse angle
What type of angle is this?
acute angle
What type of angle is this?
right angle
What type of angle is this?
straight angle
What type of lines are these?
parallel lines
What type of lines are these?
intersecting lines
What type of lines are these?
perpendicular lines
