Answer with explanation/solution.

56. What proof uses figures on a coordinate plane to prove geometric properties? a. indirect proof b. direct proof c. coordinate proof d. two column proof 57. What figure is formed when the points A(3, 7), B( 11, 10), C( 11, 5), and D( 3, 2) are connected consecutively? a. parallelogram b. Trapezoid c. square d. rectangle 58. What is the center of the circle x? + y? - 4x + 10y + 13 = 0? a. (2, 5) b. (-2, 5) c. (2, -5) d. (-2, -5) 59. A radius of a circle has endpoints (4. -1) and (8. 2). What is the equation that defines the circle of the center is at the fourth quadrant? a. (x - 8)2 + (y - 2)? = 25 C. (x - 8) + (y -2)2 = 100 b. (x - 4)2 + (y + 1)2 = 100 d. (x - 4)2 + (y + 1)?= 25 60. On a grid map of a province, the coordinates that correspond to the location of a cellular phone tower is (-2, 8) and it can transmit signals up to 12 km radius. What is the equation that represents the transmission boundaries of the tower? 18 4 78 =0