Dilations and Scale Factor

Which figures are scaled copies/dilations of shape A?

• Shape B

• Shape C

• Shape D

Is Figure B a scaled copy/dilation of Figure A?

• Yes

• No

Which of the following transformations are dilations? Select all that apply.

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Which of the following scale factors is a reduction? Select all that apply.

Mathematical Equivalence

ON

A point is located at (2, 5). A dilation centered at the origin with scale factor -3 occurs. Is the dilation a reduction or enlargement? In what quadrant will the image lie?

• Enlargement, Quadrant I

• Reduction, Quadrant I

• Enlargement, Quadrant III

• Reduction, Quadrant III

• Reduction, Quadrant IV

Triangle ABC has vertices at A(2,3) B(-5,-1) C(0,5). Its image, Triangle A'B'C', has vertices at A'(4,6) B'(-10,-2) and C'(0,10). What is the scale factor?

• 1/2

• 1

• 2

• 4