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8 May, 08:38

The measures of the three angles of a

triangle are given by 3x + 1, 2x - 3. and 9x.

What is the measure of the smallest angle?

A 13° C 290

B 23° D 40°

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Answers (1)
  1. 8 May, 09:04
    0
    B 23°

    Step-by-step explanation:

    (3x + 1) + (2x - 3) + 9x = 180

    14x = 182

    x = 13

    smallest angle: 2 x 13 - 3 = 23
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