RIGID TRANSFORMATIONS QUIZ

If point H(–6, 2) is translated 4 units up and 3 units right, what are the coordinates of the translated image?

• (-2, 5)

• (-3, 6)

• (-9, -2)

• (-9, 6)

Point N(6, –5) is reflected across the

x-axis. What are the coordinates of the image?

• (-6, -5)

• (-5, 6)

• (5, -6)

• (6, 5)

Suppose triangle RST shown on the

coordinate grid is reflected across the y-axis. Which ordered pair does not represent a vertex of the reflected triangle?

• (5, 1)

• (-4, -2)

• (2, -4)

• (-2, 4)

Triangle LMN has vertices L(–1, 4), M(–2, 4), and N(–1, –1). What are the coordinates of the image of point M after a dilation with a scale factor of 3?

• (-6, 12)

• (-6, 4)

• (-2, 12)

• (12, -6)

If the figure is rotated 90 degrees clockwise, what are the coordinates of R?

• (-3, 3)

• (3, -3)

• (-3, -3)

• (3, 3)

Triangle RST has vertices R(–1, 1), S(3, 1), and T(3, –4). What are the coordinates of the image of RST after a translation 4 units to the left and 2 units down?

• R'(–5, 1), S'(–1, 1), and T'(–1, –4)

• R'(–5, –1), S'(3, –1), and T'(–1, –4)

• R'(–1, –1), S'(3, –1), and T'(3, –6)

• R'(–5, –1), S'(–1, –1), and T'(–1, –6)

Point A(3, 5) was dilated, and the point after dilation was A’(6, 10).  What was the scale factor used?

• 1/2

• 2

• 1

• 3

What scale factor was used for the dilation shown?

• 1/2

• 1

• 2

• 3

The vertices of triangle GHI are G(1, 2), H(3, 4), and I(4, 2). The triangle will be reflected across the x-axis. What will be the coordinates of the image point H′?

• (-3, 4)

• (3, -4)

• (-3, -4)

• (3, 4)

Point W is located at (7, 3) on a coordinate plane. Point W is translated 2 units to the left and 3 units up. What are the coordinates of the image point W′?

• (10, 1)

• (9, 0)

• (5, 6)

• (4, 1)