Test 16 Transformation Review

The quadrilateral NPQR has vertices N(1, 2), P(3, 5), Q(3, 7), R(1, -6). If the figure is reflected acorss the line y = x, what are the coordinates of R'?

• (-2, -1)

• (3, 5)

• (-6, 1)

• (7, 3)

Eric designed a table cloth which has two triangle shapes on it. The first triangle has the vertices of A(2, 1), B(6, 1), and C(4, 3); the second triangle is the reflection of the first triangle across the x-axis. Which of the following is on the reflected triangle?

• (-2, 1)

• (4, -3)

• (1, 6)

• (-4, -3)

Which of the following transformations does not preserve congruence (meaning: keeping the same sizes and same shapes)?

• Translation

• Dilation

• Rotation

• Reflection

Reflect the figure with K(-3, -1), J(-2, -3), L(1, -4), and M(2, -1) across the x-axis and determine the vertices' coordinates of the image. What is the coordiantes of J'?

• (2, 3)

• (-3, -2)

• (-2, 3)

• (3, -2)

Reflect the figure with K(-3, -1), J(-2, -3), L(1, -4), and M(2, -1) across the x-axis and determine the vertices' coordinates of the image. What is the coordiantes of K'?

• (1, 3)

• (-3, -1)

• (-1, -3)

• (-3, 1)

Reflect the figure with K(-3, -1), J(-2, -3), L(1, -4), and M(2, -1) across the x-axis and determine the vertices' coordinates of the image. What is the coordiantes of L'?

• (1, 4)

• (-4, -1)

• (-1, -4)

• (4, 1)

Reflect the figure with K(-3, -1), J(-2, -3), L(1, -4), and M(2, -1) across the x-axis and determine the vertices' coordinates of the image. What is the coordiantes of M'?

• (1, 2)

• (2, 1)

• (-1, -2)

• (-2, -1)

The preimage of M has coordinate (-4, 2).  What is the motion rule that translate the triangle MNP to the triangle M'N'P'?

• (x, y) to (x - 5, y + 2)

• (x, y) to (x - 5, y - 5)

• (x, y) to (x + 2, y + 5)

• (x, y) to (x + 2, y - 5)

Triangle DEF is translated so that D has the image D'(-5, 0). What are the coordinates of F'?

• (-2, -2)

• (-4, 1)

• (1, 4)

• (4, -2)

The triangle with vertices of P(-1, 3), Q(1, 1), E(3, 5) is rotaed 270 degrees counterclockwise. What are the coordinates of P'?

• (3, 1)

• (3, -1)

• (-3, -1)

• (1, 3)