Find the area of this circle. Use 3 for . A = ar2
Hint: The radius (r) is
1/2 of the diameter.
20 ft

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

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.

Find the nonpermissible replacement for binthis expression.b2/5b +5