GMAS Review - Transformations

Which transformation was applied to trapezoid MNOP?

• translation 10 units down and 4 units to the right

• rotation 90 degrees clockwise

• rotation 270 degrees clockwise

• reflection over the line y = 1

Which statement is not true?

• The coordinates of W' are (2, 4)

• The area of rectangle W'X'Y'Z' is 18 square units

• The coordinates of Y' are (4, -7)

Triangle RST is located at R(9, 6), S(3, -1), and T(-2, 7). What are the coordinates of S' after the triangle has been translated 6 units to the right and 10 units down?

• S' (-7,5)

• S' (-3, -11)

• S' (9, - 11)

• S' (13, -7)

Rectangle W'X'Y'Z' is the image of rectangle WXYZ after a dilation. The center of dilation is the origin. What is the scale factor of the dilation?

• N'(4,4) O'(8,4) P'(16,20)

• N'(1,2) O'(2,2) P'(4,10)

• N'(1,1) O'(2,1) P'(4,5)

• N'(1,1) O'(1,1) P'(3,5)