The areas of the squares created by the side lengths of the triangles are shown. Explain whether this triangle is a right triangle. Show work. (Use an equation to prove or disprove.)

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Find the equation using the point (4,8)

Tom drove 206 miles in 3.9 hours. estimate his average speed.