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In triangle ABC, the measure of angle A is x degrees, the measure of angle B is 2x degrees and the measure of angle C is 6x degrees. What is the value of x? Express your answer as a decimal to the nearest tenth.

 Oct 12, 2020
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All of the angles of a triangle sum to 180o

x + 2x + 6x = 180

9x = 180

x = 20

 Oct 12, 2020

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