Which two angles are complementary?

Abcd is a parallelogram find the valuse of x

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Select the graph of the solution. click until the correct graph appears. |x| = 3