CCSS.Math.Content.8.G.A.4

A scale factor of less than one means

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

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CCSS.Math.Content.8.G.A.4

Does the image show a dilation?

• Yes
• No

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CCSS.Math.Content.8.G.A.4

The triangles are similar.  Find x

• 90
• 60
• 30
• 15

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CCSS.Math.Content.8.G.A.4

Sides in similar figures must be proportional.  

• True
• False 

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CCSS.Math.Content.8.G.A.4

A dilation is which of the following: 

• An enlargement
• A reduction
• Either an enlargement or a reduction
• Neither an enlargement or a reduction

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CCSS.Math.Content.8.G.A.4

Dilations will always keep the same ________

• Orientation
• Size
• Area
• Perimeter

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CCSS.Math.Content.8.G.A.4

A triangle is dilated by a scale factor of 2. If the original area was 24, what will be the new area?

• 24
• 2
• 12
• 48

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CCSS.Math.Content.8.G.A.4

Translations maintain the same orientation. 

• True
• False

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CCSS.Math.Content.8.G.A.4

CCSS.Math.Content.8.G.A.2

Are the triangles similar?

• Yes
• No

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CCSS.Math.Content.8.G.A.4

Identify the type of transformation that is being performed here.

• Translation

• Reflection

• Dilation

• Rotation

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CCSS.Math.Content.8.G.A.4

CCSS.Math.Content.8.G.A.2