Exploring Scale Factor and Dilation Concepts

What is the basic concept of a scale factor in dilation?

• It subtracts a constant value from each point.

• It multiplies each point by a constant value.

• It adds a constant value to each point.

• It divides each point by a constant value.

Tags

CCSS.8.G.A.3

What is the inverse operation of multiplication when finding the scale factor?

• Division

• Multiplication

• Subtraction

• Addition

Tags

CCSS.7.G.A.1

When finding the scale factor, what is the first step after choosing a point and its corresponding point?

• Find the midpoint of the points.

• Find the location of the original point.

• Find the distance between the points.

• Find the slope between the points.

Tags

CCSS.7.G.A.1

What is the location of point L if it is at (2, 6)?

• Over 3, up 9

• Over 6, up 2

• Over 9, up 3

• Over 2, up 6

Tags

CCSS.5.G.A.1

What is the location of point L' if it is at (3, 9)?

• Over 2, up 6

• Over 6, up 2

• Over 3, up 9

• Over 9, up 3

Tags

CCSS.5.G.A.2

If the original x-value is 2 and the new x-value is 3, what is the scale factor?

• 1.5

• 2

• 3

• 0.5

Tags

CCSS.8.G.A.3

What is the ratio used to find the scale factor?

• Sum of new and old images

• New image over old image

• Difference of new and old images

• Old image over new image

Tags

CCSS.7.G.A.1

If the new y-value is 9 and the old y-value is 6, what is the scale factor?

• 1.5

• 1.3

• 1.2

• 1.6

Tags

CCSS.7.G.A.1

Why is it important to be consistent when choosing x or y values for scale factor calculation?

• To make the calculation easier.

• To ensure the points are correctly plotted.

• To avoid using the wrong formula.

• To ensure the scale factor is accurate.

Tags

CCSS.7.G.A.1

What does a scale factor greater than one indicate about the new image?

• The new image is smaller.

• The new image is the same size.

• The new image is larger.

• The new image is distorted.

Tags

CCSS.7.G.A.1