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6 September, 13:24

In a triangle, two of the angles measure 78° and 49°. Find the measure of the third angle.

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Answers (2)
  1. 6 September, 14:31
    0
    Sum of interior angles of a triangle = 180

    so

    third angle = 180 - 78 - 49 = 53
  2. 6 September, 16:23
    0
    Well all three sides of a triangle added up equals 180 degrees so 78 + 49=127 so 180 - 127 = 53 degrees so the answer to this question is 53 degrees
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