Admission to the senior class variety show was $3.75 for students and $4.50 for adults. The senior class collected $1,680 from the sale of 400 tickets. How many student tickets
were sold?

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle