You have 20 quarters. you find
40% more quarters in your room. then you go
shopping and spend 50% of the total number of
quarters.

a. write an expression that represents the
total number of quarters you take with
you when you go shopping.

b. how much money do you have left?

]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