Find the Scale Factor Coordinate Plane

A triangle has vertices A(0,0), B(8,0), C(3,-2). Find the coordinates of the triangle after a dilation with a scale factor of  4. The dilation is (X,Y) --- (4x,4y)

• A(3,3), B(4,4), C(-3,-4)

• A(-4,8), B(6.5,8), C(7,7)

• A(0,0), B(32,0), C(12,-8)

Tags

CCSS.8.G.A.3

Dilate Point A by a scale factor of 1/2

• (-4,-4)

• (-1,-4)

• (-1,-1)

• (-2,-2)

Tags

CCSS.8.G.A.3

Dilate Point B by a scale factor of 3:

• (12,0)

• (12,12)

• (4,3)

• (0,12)

Tags

CCSS.8.G.A.3

In a dilation what mathematical operation is used with the scale factor?

• addition 

• subtraction 

• multiplication 

• division 

Tags

CCSS.8.G.A.3

What scale factor was used to produce the image?

• 2

• -2

• ¹/₂

• 1

Tags

CCSS.8.G.A.3

Given the coordinates of the pre-image and the image, determine the scale factor. (0, 3) (0, 12)

• ¼

• -4

• –¼

• 4

Tags

CCSS.8.G.A.3

What was the scale factor used?

A(2,4), B(10, 18) C(6,8)

A'(1,2), B'(5,9), C'(3,4)

Tags

CCSS.7.G.A.1

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.

• It's an enlargement; the scale factor is 2.

• It's an enlargement; the scale factor is 1/2.

• It's a reduction; the scale factor is 1/2.

Tags

CCSS.7.G.A.1

The two rectangles are scale drawings. What is the measurement of x?

• 21

• 1.25

• 20

• 4

Tags

CCSS.7.G.A.1

The image shows​​ (a)   and the scale factor is​​ (b)   ​

• an enlargement

• 3

• a reduction

• 5

• 4

• 2

Tags

CCSS.HSG.CO.A.2