College Math

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Find the measure of the missing angle
a= 28 degree, b=97degree I 'm not sure how to go about in finding the missing angle. Could you please help?

  • College Math -

    Are you looking for a complementary or supplementary angle?

  • College Math -

    I believe suplementary

  • College Math -

    I should have asked if this is a triangle. Apparently it is.

    180 - (28 + 97) = ?

  • College Math -

    Thanks. Yes it is.

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