Julie is buying muffins and doughnuts for her soccer team each muffin, m , cost $1.50 each doughnut , d , cost $1.00 . Julie spends a total of $24.00 on muffins and doughnuts . Which equation models the situation ?

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.