rti dilations

A dilation is which of the following: 

• only an enlargement
• only a reduction
• Either an enlargement or a reduction
• Neither an enlargement or a reduction

Tags

CCSS.8.G.A.3

Does the image show a dilation?

• Yes
• No

Tags

CCSS.8.G.A.3

A dilation produces a similar figure

• True
• False

Tags

CCSS.8.G.A.3

Tell whether the transformation is a dilation. Explain.

• No, scale factor isn't the same.
• Yes, scale factor is the same.

Tags

CCSS.8.G.A.3

The red triangle has been dilated by a scale factor of 1/4, which triangle is it's new image? 

• green triangle 
• red triangle 
• black triangle
• none of these 

Tags

CCSS.8.G.A.3

A scale factor of less than one means

• that the image will be larger than the pre-image.
• That the image will be the same as the pre-image.
• That you need to subtract that amount off  of each side.
• That the image will be a reduction of the pre-image.

Tags

CCSS.8.G.A.3

 A dilation can produce a larger figure or a(n)______

• reduction
• enlargement
• scale factor
• center of dilation

Tags

CCSS.8.G.A.3

A dilation can produce a smaller figure or a(n)______

• reduction
• enlargement
• scale factor
• center of dilation

Tags

CCSS.8.G.A.3

Does the image show a Dilation?

• Yes
• No

Tags

CCSS.HSG.CO.A.2

How do you write the algebraic notation when the scale factor is 1/2?

• (x, y) goes to (2x, 2y)
• (x, y) goes to (1/2x, 1/2y)
• (x, y) goes to (-2x, -2y)
• (x, y) goes to (2x, 1/2y)

Tags

CCSS.8.G.A.3