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A triangular sandbox has angles whose measures are in the ratio 3:7:2. What is the measure of the smallest angle? a. 10° b. 30° c. 70° d. 20°

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  1. 22 July, 20:53
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    Sum of ratios: 3 + 7 + 2 = 12

    Measure of smallest; sum of angles in triangle = 180

    Smallest: (2/12) * 180 = 30

    30°
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