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16 October, 15:01

What is the value of x? Enter your answer in the box. x = ° Triangle A B C. The measure of angle A is fifty five degrees, the measure of angle B is eighty degrees and the measure of angle C is x.

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Answers (2)
  1. 16 October, 15:20
    0
    45

    Step-by-step explanation:

    because 180-55-80 = 45
  2. 16 October, 15:24
    0
    Triangles have, naturally, 3 angles. The sum of all 3 angles will always be 180 degrees, no matter the triangle. Angles A + B + C will always equal 180 degrees.

    55 + 80 + x = 180

    x = 180 - 80 - 55

    x = 45°
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