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22 May, 19:48

Angles R and S are complementary. The measure of angle R is 31 degrees. Which equation can be used to find angle S?

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  1. 22 May, 19:54
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    31+S = 90

    S = 51

    Step-by-step explanation:

    Complementary angles add to 90 degrees

    R+S = 90

    We know R = 31

    31+S = 90

    Subtract 31 from each side

    31-31 + S = 90-31

    S = 59
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