Exploring Dilations on the Coordinate Plane

What happens to a figure on the coordinate plane when the scale factor is greater than one?

• The figure remains unchanged

• The figure rotates

• The figure becomes smaller

• The figure becomes larger

Tags

CCSS.7.G.A.1

If the scale factor is one-third, what happens to the size of the figure?

• It triples in size

• No change in size

• It doubles in size

• It reduces to one-third of its original size

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

How do you find the new coordinates of a point after dilation?

• Add the scale factor to each coordinate

• Divide each coordinate by the scale factor

• Multiply each coordinate by the scale factor

• Subtract the scale factor from each coordinate

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What is the algebraic representation of dilating a coordinate by a factor of 1/3?

• 1/3x, 1/3y

• 3x, 3y

• x/3, y/3

• x + 1/3, y + 1/3

Tags

CCSS.HSG.SRT.A.1

How is the orientation of a figure affected by dilation?

• It becomes inverted

• It always changes

• It may rotate

• It is preserved

Tags

CCSS.HSG.SRT.A.1

What is the scale factor if the original length is 12 units and the dilated length is 4 units?

• 3

• 12/4

• 1/3

• 4/12

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What happens to a figure when it is dilated by a scale factor of 2?

• It remains the same size

• It reduces to half its size

• It doubles in size

• It becomes four times larger

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

If a point at (4, -2) is dilated by a factor of 3/2, what is the new x-coordinate?

• 6

• 8

• 3

• 2

Tags

CCSS.7.NS.A.2

CCSS.7.RP.A.2

How do you determine the scale factor from given coordinates?

• Subtract the coordinates

• Multiply the original coordinates by the dilated

• Add the coordinates

• Divide the dilated coordinates by the original

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What is the scale factor if the original segment length is 10 units and the dilated length is 6 units?

• 6/10

• 1.5

• 0.6

• 10/6

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2