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12 March, 19:32

The measures of two angles in this acute triangle are 78° and 35°.

What is the measure of the third angle?

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Answers (2)
  1. 12 March, 19:39
    0
    First! we must remember that a triangle always equals 180°

    If we have two angles then all we have to do is subtract.

    180° - 78° - 35° = 67°

    So your missing angle is 67°
  2. 12 March, 19:46
    0
    67 because the total angle of a triangle is 180 * so you add 78 and 35 and subtract 180 from your total
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