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1 December, 11:52

When two angles are complementary what is the sum of their measures is 90 degrees. two complementary angles have the measure of 2x-10 degrees and 3x-10 degrees?

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  1. 1 December, 15:46
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    2x - 10 + 3x - 10 = 90

    5x - 20 = 90

    5x = 90 + 20

    5x = 110

    x = 110/5

    x = 22

    2x - 10 ... 2 (22) - 10 = 34 < = = one angle

    3x - 10 ... 3 (22) - 10 = 56 < = = the other angle
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