College Math

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?

asked by Carol
  1. Are you looking for a complementary or supplementary angle?

    posted by Ms. Sue
  2. I believe suplementary

    posted by Carol
  3. I should have asked if this is a triangle. Apparently it is.

    180 - (28 + 97) = ?

    posted by Ms. Sue
  4. Thanks. Yes it is.

    posted by Carol

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