Unit 2, Lesson 3-5 Quiz Review

The coordinate point A(4, 5) after a dilation with scale factor of 2, centered at the origin, becomes the point

• (8, 10)
• (2, 2.5)
• (6, 7)
• (4, 5)

An enlargement always has a scale factor that is

• less than 1
• greater than 1

The coordinate point B(3, -6) after a dilation with scale factor of 3, centered at the origin, becomes the point

• (9, -18)
• (6, -3)
• (3, -9)
• (-3, 18)

The coordinate point D(-6, 12) after a dilation with scale factor of 1/3, centered at the origin, becomes the point

• (-2, 4)
• (-3, 4)
• (3, -4)
• (2, -4)

The coordinate point F(-8, 0) after a dilation with scale factor of 0.25, centered at the origin, becomes the point

• (-2, 0)
• (2, 0)
• (-2, 0.25)
• (2, 0.25)

The figure ABCD after a dilation with a scale factor of 0.5, centered at the origin, becomes the points

• A'(4, 6), B'(8, 0), C'(2, -6), D'(-6, -2)
• A'(6, 4), B'(0, 8), C'(-6, 2), D'(-2, -6)
• A'(1.5, 1), B'(2, 0), C'(0.5, -1.5), D'(-1.5, -0.5)
• A'(1, 1.5), B'(0, 2), C'(-1.5, 0.5), D'(-0.5, -1.5)

The figure JKL with points J(6, 12), K(6, -9), and L(0, 0) under a dilation with a scale factor of 1/3 centered at the origin is

• J'(18, 36), K'(18, -27), L'(0, 0)
• J'(36, 18), K'(-27, 18), L'(0, 0)
• J'(2, 4), K'(2, -3), L'(0, 0)
• J'(4, 2), K'(-3, 2), L'(0, 0)

An enlargement means the new figure will be ______ than the original figure.

• larger
• smaller

A reduction means the new figure will be ______ than the original figure.

• larger
• smaller

Determine whether the transformation from the blue figure to the green figure is an enlargement or reduction, and select the scale factor.

• enlargment
• reduction
• scale factor: 5/3
• scale factor: 3/5