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18 March, 17:09

Two interior angles of a triangle are 63 and 28 respectively. what is the size of the third angle

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Answers (2)
  1. 18 March, 18:46
    0
    Answer: 89°

    Step-by-step explanation:

    Sum of the interior angles of a triangle = 180°

    Let the third angle be x

    x + 63 + 28 = 180

    x = 180 - 91

    x = 89°
  2. 18 March, 19:19
    0
    Answer: 89°

    Step-by-step explanation:

    Sum of the interior angles of a triangle = 180°

    Let the third angle be x

    x + 63 + 28 = 180

    x = 180 - 91

    x = 89°
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