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Angles, Lines, Rays

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  • What are these lines called?
    parallel lines
    intersecting lines
    perpendicular lines
  • What kind of line is shown and how do you know?
    line segment (2 ending/stopping points)
  • What are these angles called? (acute, obtuse, or right)
    Obtuse angles
  • What is an angle called that is 90 degrees?
    straight angle
    right angle
    acute angle
    obtuse angle
  • True or False - An acute angle is 90 degrees.
    False
  • What are 2 lines that never cross called?
    Perpendicular lines
    Parallel lines
    Vertical Lines
  • What is the measurement for angle N?
    145 degrees
  • What kind of line is shown?
    Line Segment
    Ray
    Line
  • What is an angle called if it is larger than 90 degrees, but smaller than 180 degrees?
    A right angle.
    An acute angle.
    A straight angle.
    An obtuse angle.
  • What kind of line is shown?
    Line
    Ray
    Line Segment
  • What is the measurement for angle A?
    60 degrees
  • What is the measurement for angle X?
    136 degrees
  • This picture is an example of what kind of lines?
    perpendicular lines
    parallel lines
    intersecting lines
  • Is this an example of what kind of lines?
    intersecting lines
    parallel lines
    perpendicular lines
  • What is the degree for a right angle?
    90 degrees
  • True or False - A right angle is 90 degrees.
    True
  • 93 degrees is what kind of angle?
    right
    straight
    acute
    obtuse
  • 45 degrees is an what kind of angle?
    obtuse
    acute
    right
  • What is the measurement for angle Y?
    33 degrees
  • 178 degrees is what kind of angle
    right
    acute
    obtuse
    straight
  • What is this angle called?
    Acute angle
  • A straight angle is 180 degrees. True or False?
    True
  • What is the measurement of this angle?
    120 degrees
  • What kind of line is shown and how do you know?
    ray (1 ending/stopping point and one arrow which means the line keeps going)
  • What kind of line is shown and how do you know?
    Line (both ends keep going)
  • What is an angle called if it is smaller than 90 degrees?
    An acute angle.
    A straight angle.
    A right angle.
    An obtuse angle.
  • Is angle ABD an acute, obtuse or right angle?
    obtuse
  • What kind of line is shown?
    Line Segment
    Ray
    Line
  • What is the measurement of this angle?
    30 degrees
  • Is this an example of a Point, Line, Ray or Line Segment?
    ray
  • What is the measurement of this angle?
    50 degrees
  • What is the measurement of this angle?
    15 degrees
  • What is the measurement of this angle?
    80 degrees
  • True or False - An obtuse angle is 90 degrees.
    False
  • What is a vertex?
    The point/corner where 2 lines/sides connect.
  • Is angle CBD an acute, obtuse or right angle?
    acute
  • What is this angle called? (acute, obtuse, or right)
    right
  • 18 degrees is what kind of angle?
    straight
    right
    acute
    obtuse
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