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Angles and Similar Triangles

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  • This yield sign is a regular triangle. How many degrees are in each angle?
    60 degrees
  • Find the value of x.
    x = -3
  • A person who is 5 feet tall casts a 3 foot shadow. A flagpole that is 60 feet high also casts a shadow. How long is the shadow?
    36 feet
  • Find the value of x.
    x = 4
  • Find the value of x.
    x = 5
  • Find the value of the missing angle.
    50 degrees
  • Find the value of x.
    43 degrees
  • A person who is 6 feet tall casts a 3 foot shadow. A nearby pine tree casts a 15 foot long shadow. What is the height of the pine tree?
    30 ft
  • Find the measurement of angle 4. Extra points for naming the relationship.
    85 degrees
  • Find the sum of the interior angles.
    360 degrees
  • Find the measurement of angle 2.
    73 degrees
  • Find the value of x.
    x = 4
  • Find the value of angle U.
    65 degrees
  • The bolt on the fire hydrant is a regular pentagon. How many degrees are in each angle?
    108 degrees
  • These triangles are similar. Find the measurement of angle F.
    72 degrees
  • Find the value of x.
    x = 8
  • Find the value of x.
    x = 7
  • Find the sum of the interior angles.
    1080 degrees
  • You place a mirror on the ground 6 feet from the lamppost. You move back 3 feet and see the top of the lamppost in the mirror. If you are 5.5 feet tall, what is the height of the lamppost?
    11 feet
  • Find the value of angle U.
    70 degrees
  • Find the length of side AJ.
    6
  • Find the value of the missing angle.
    58 degrees
  • Find the value of x.
    x = 12
  • Find the measurement of angle 5. Extra points for naming the relationship.
    49 degrees
  • Find the sum of the interior angles.
    540 degrees
  • Find the value of x.
    x = 90
  • Find the measurement of angle a if these two triangles are similar.
    32 degrees
  • You plan to cross a river and want to know how far it is to the other side. You take measurements on your side of the river and make the drawing shown. What is the distance x across the river?
    48 feet
  • Find the value of x.
    x = 4