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Transformations and Congruency

Authored by Barbara White

Mathematics

9th Grade

CCSS covered

Transformations and Congruency
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12 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the image of the point (-1, 5) after a translation up 2 and left 3?

(-3, 7)

(1, 7)

(1, 3)

(-4, 7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

<x,y> --> <-x, -y> What does this transformation do?

Reflect over x axis, reflect over y axis

reflect over y axis only

reflect over x axis only

rotate 90 degrees around the origin

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Two figures are congruent if and only if...

they are the same size and same shape

there is a sequence of transformations that maps one to the other

there is a sequence of rigid transformations that maps one to the other

Mr. Shedd says they are.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Describe the transformation shown

a reflection

a rotation around line AB

a reflection over line AB

A rotation around point A

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The point P(2,4) is rotated 180 degrees around the origin. Where is P'?

(-2,-4)

(-2, 4)

(2, -4)

(-4,-2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Are these two shapes congruent?

Yes, a rotation of 180 degrees around (0,0) will map one to the other

Yes, same size same shape

No, different size, different shape

No, no rigid motions can map one to the other.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The image of the point A (2,2) after a reflection over the x-axis is...

A'(2, -2)

A'(-2, 2)

A'(-2, -2)

A'(2, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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