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IM Geo Unit 1 - EOU Assessment
By Julie Leckman
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Last updated over 1 year ago
8 questions
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Note from the author:
Illustrative End of Unit Assessment Unit 1: Constructions and Rigid Transformations
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G-CO.A.2
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G-CO.A.3
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G-CO.A.5
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G-CO.A.5
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G-CO.A.5
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G-CO.C.9
MP.3
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G-CO.A.5
MP.3
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G-CO.C.10
MP.3
Question 1
1.
Select the construction that guarantees A' is a reflection of point A across line BC
.
Question 2
2.
Select all the figures with 180-degree rotation symmetry.
Image A: right, isosceles triangle
Image B: rectangle
Image C: square
Image D: regular pentagon
Image E: regular hexagon
Question 3
3.
ABCD is a rectangle. Trapezoid AEFB is congruent to CFED trapezoid . G is the midpoint of segment EF.
Select all the ways we could describe the rigid transformation that takes AEFB to CFED.
Reflect AEFB across line EF.
Rotate AEFB 180 degrees counterclockwise around point G.
Rotate AEFB 180 degrees clockwise around point G.
Translate AEFB by the directed line segment from F to E, and then reflect across line FE.
Translate AEFB by the directed line segment from F to E, and then rotate 180
degrees clockwise around point E.
Question 4
4.
Regular hexagon ABCDEF is inscribed in a circle with center H.
What is the image of segment BC after a 120-degree clockwise rotation about point H?
Question 5
5.
Regular hexagon ABCDEF is inscribed in a circle with center H.
What is the image of segment BC after a reflection over line FC?
Question 6
6.
Lines and x are y parallel.
Write an equation that represents the relationship between b and e.
Explain how you know this equation is always true.
Question 7
7.
Describe a sequence of transformations that take isosceles trapezoid T to its image T'.
Question 8
8.
Explain why a + b = d.