Question

which transformation keeps the figure’s proportions but changes its size?
a. translation
b. rotation
c. dilation
d. reflection

Explanation:

Translation moves a figure without changing its size, shape or orientation. Rotation turns a figure around a point without changing size or shape. Reflection flips a figure over a line without changing size or shape. Dilation is a transformation that changes the size of a figure while keeping its shape (proportions) the same.

Answer:

c. Dilation