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29 September, 08:39

John's mathematics teacher drew a triangle that had a 70° angle and a 20° angle. What is the measure of the third angle in the triangle?

90°

180°

70°

10°

+4
Answers (1)
  1. 29 September, 08:56
    0
    All triangles interior angles equal 180

    So these 3 angles = 180
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