Transformation Style

A dilation with a scale factor of 1/3 is a reduction. 

• True 

• False

Answer explanation

A dilation with a scale factor of 1/3 reduces the size of the original figure, making it a reduction. Therefore, the statement is True.

Tags

CCSS.8.G.A.3

How is triangle A rotated to be triangle Y?

• 180 clockwise

• 90 clockwise

• 90 counter-clockwise

Answer explanation

Triangle A is rotated 180 degrees clockwise to become triangle Y, as indicated by the correct answer choice.

Tags

CCSS.HSG.CO.B.6

Is the picture being reflected in the y-axis or x-axis?

• y-axis

• x-axis

Answer explanation

The picture is being reflected in the y-axis because the orientation is flipped horizontally, which is characteristic of a reflection over the y-axis.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation.

• Reflection across y axis

• Reflection across x-axis

• 180 Rotation

• Translation 2 units down

Answer explanation

The correct transformation is a reflection across the x-axis because the image is flipped vertically.

Tags

CCSS.HSG.CO.A.2

Identify the transformation.

• Reflection across y-axis

• 90 Rotation counter clockwise

• Translation 5 units left, 1 unit up.

• Translation 5 units right, 1 unit down

Answer explanation

The correct transformation is a translation 5 units left and 1 unit up, as the figure is shifted horizontally to the left by 5 units and vertically up by 1 unit.

Tags

CCSS.8.G.A.3

Is the number rational or irrational?

• Rational

• Irrational

Answer explanation

This is a non-terminating decimal...it goes on forever! IRRATIONAL

Tags

CCSS.8.NS.A.1

Is the number rational or irrational?

• Rational -

• Irrational

Answer explanation

The square root of 49 is 7...that is a whole number!

Which is true about the scale factor when a figure is enlarged?

• The scale factor is zero.

• The scale factor is 1.

• The scale factor is larger than 1.

• The scale factor is smaller than 1.

Tags

CCSS.8.G.A.3

Triangle PQR is similar to triangle DEF shown. Which describes the relationship between the corresponding sides of the two triangles?

• 
• 
• 
• 

Tags

CCSS.HSG.SRT.A.2

• A

• B

• C

• D

Tags

CCSS.HSG.CO.A.2