Which of the following is the area of the special trapezoid if ab = 19, cd = 19, and the height is 14

In the diagram of circle a what is m

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.

How many solutions does the nonlinear system of equations graphed below have?