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Angles and Triangles

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  • Find the missing measure in a triangle with the given angle measures. 104°, x°,29°
    47°
  • Find the missing measure in a triangle with the given angle measures. 79°, 38°, x°
    63°
  • Classify the angle
    Reflex
  • Determine if the following side lengths will make a triangle 100 m, 40 m, 40 m
    No
  • Determine if the following angle measures will make a triangle. 88 degrees, 58 degrees, 36 degrees
    No
  • Determine if the following angle measures will make a triangle. 40 degrees, 60 degrees, 80 degrees
    Yes
  • Classify the angle
    Obtuse
  • The sum of the measures of___________ is 90º.
    Complementary Angles
  • Determine if the following angle measures will make a triangle. 100 degrees, 40 degrees, 40 degrees
    Yes
  • Determine if the following angle measures will make a triangle. 60 degrees, 50 degrees, 70 degrees
    Yes
  • Angle 1 and angle 2 are supplementary. If m∠1 = 105°, what is m∠2?
    75°
  • Angle 1 and angle 2 are complementary. If m∠1 = 28°, what is m∠2?
    62°
  • What is the value of x in the figure?
    48
  • Determine if the following angle measures will make a triangle. 20 degrees, 60 degrees, 100 degrees
    Yes
  • Determine if the following angle measures will make a triangle. 40 degrees, 50 degrees, 80 degrees
    No
  • What type of angle pair is this?
    Vertical angles
  • Determine if the following side lengths will make a triangle. 40 cm, 30 cm, 110 cm
    No
  • Determine if the following angle measures will make a triangle. 40 degrees, 20 degrees, 120 degrees
    Yes
  • Determine if the following angle measures will make a triangle. 50 degrees, 40 degrees, 60 degrees
    No
  • Find the missing angle in the triangle.
    39°
  • Determine if the following side lengths will make a triangle. 4 in, 9 in, 14 in
    No
  • Determine if the following side lengths will make a triangle. 9 cm, 16 cm, 25 cm
    No
  • The sum of the measures of___________ is 180º.
    supplementary angles
  • Determine if the following side lengths will make a triangle. 16 m, 25m, 9 m
    No
  • Classify the angle
    acute
  • Determine if the following side lengths will make a triangle. 11 in, 19 in, 9 in
    Yes
  • Determine if the following side lengths will make a triangle. 36 m, 22 m, 16 m
    Yes
  • Determine if the following side lengths will make a triangle. 60 cm, 50 cm, 80 cm
    Yes
  • Find the missing angle in the triangle.
    35°
  • What type of angle pair is this?
    complementary angles
  • Determine if the following angle measures will make a triangle. 60 degrees, 40 degrees, 70 degrees
    No
  • Find the missing measure in a triangle with the given angle measures. 40°, x°,60°
    80°
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