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11 February, 16:27

In triangle ABC, the measure of the angles are 2x, x, and 3x respectively. What is the measure of angle B?

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  1. 11 February, 16:39
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    Step-by-step explanation:

    2x, x, and 3x all have to add up to equal 180 by the Triangle Angle-Sum Theorem.

    2x + x + 3x = 180 and

    6x = 180 so

    x = 30

    Therefore, angle B is 30.
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