USA prep test (D is x_ 8

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

What makes a trapezoid an isosceles trapezoid?

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.