Module 2 Topic B Quiz

A dilation from center O with scale factor r₁ = 1/4 maps a point P to another point P′. Then a second dilation from O with scale factor r₂ maps P′ to P. 

What is the value of r₂? 

Tags

G.SRT.1.a

Let O, P, and Q be distinct collinear points with PQ = 3. Let P′ and Q′ be the images of points P and Q under dilation from point O with scale factor 4.

What is the length of the image segment P′Q′?

• 1

• 7

• 9

• 12

Tags

G.SRT.1.a

Quadrilateral ABCD and its dilated image A′B′C′D′ are shown in the figure. Which of the points E, F, G, or H is the center of dilation?

• E

• F

• G

• H

Tags

G.SRT.1.a