Simon has a poster with a margin of 1 inch on all sides. The printed area is 25 square inches. He wants to determine the area of the entire poster including the margin. His work is shown. in2= 5 in 5 (side) + 1 (margin) = 6 inches Poster area = 62 = 36 in2 Which of the follow statements about Simon’s calculations are true? Check all that apply. Simon did not calculate the correct area of the poster. Simon calculated the correct area of the poster. Simon needed to find the perfect square of 7 to find the poster’s area. Simon needed to multiply 7 by itself to find the correct area. Simon needed to multiply 6 by itself to find the correct area.