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Copy of OPS Math 8 Topic 6A Summative Assessment (8/9/2024)

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12 Nsɛmmisa

2

8.G.2.a

2

8.G.2.a

2

8.G.2.b

2

8.G.2.a

3

8.G.2.a

3

8.G.2.b

3

8.G.2.a

3

8.G.2.c

4

8.G.2.a

4

8.G.2.c

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1.

(Level 2) Which figure is a translation of the shaded figure?

Figure A

Figure B

Figure C

None of the above

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2.

(Level 2) Which figure is a rotation of the shaded figure?

Figure A

Figure B

Figure C

None of the above

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3.

(Level 2) Is Figure A congruent to Figure B? Explain.

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4.

(Level 2) Identify the transformation shown in the diagram.

Translation

Reflection

Rotation

None of the above. The figures are not congruent.

3

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5.

Draw the image of figure RSTU after a translation of 4 units left and 5 units down. Label the image R'S'T'U'.

8.G.2.c

3

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6.

8.G.2.a

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7.

(Level 3) What is the angle of rotation about the origin that maps \vartriangleXYZ to \vartriangleX'Y'Z'?

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8.

(Level 3) Prove that Figures DEF and D'E'F' are congruent by giving a detailed sequence of transformations that map DEF onto D'E'F'.

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9.

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10.

(Level 3) All of the vertices of \vartriangleABC are located in quadrant I. In which quadrant will the vertices of \vartriangleA'B'C' lie after \vartriangleABC is reflected over the x-axis, then reflected over the y-axis, and then rotated 180\degree about the origin?

Quadrant I

Between Quadrants I and II

Quadrant IV

Quadrant III

Quadrant II

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11.

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12.

(Level 4) Describe a sequence of transformations that maps quadrilateral ABCD onto A'B'C'D'.