Dilations and Scale Factor

Which figures are scaled copies/dilations of shape A?

• Shape B

• Shape C

• Shape D

Tags

CCSS.8.G.A.3

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

• Yes

• No

Tags

CCSS.8.G.A.3

Tags

CCSS.8.G.A.3

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

Tags

CCSS.8.G.A.3

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.3

Mathematical Equivalence

ON

Tags

CCSS.7.G.A.1

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

Tags

CCSS.8.G.A.3

Mathematical Equivalence

ON

Tags

CCSS.8.G.A.3

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

Tags

CCSS.8.G.A.3

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

Tags

CCSS.8.G.A.3