Grade 8 | Unit 1: Rigid Transformations and Congruence | End-of-Unit Assessment (A)

Select all the true statements.

• A: Two squares with the same side lengths are always congruent.

• B: Two rectangles with the same side lengths are always congruent.

• C: Two rhombuses with the same side lengths are always congruent.

• D: Two parallelograms with the same side lengths are always congruent.

• E: Two quadrilaterals with the same side lengths are always congruent.

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08.G.A.2

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08.G.A.1

Diego made the shape on the left, and Elena made the shape on the right. Each shape uses 5 circles. Select all the true statements.

• A: The smallest circle in Diego's design is congruent to the smallest circle in Elena’s design.

• B: Diego’s design is congruent to Elena’s design.

• C: Elena’s design is a translation of Diego's design.

• D: The largest circle in Elena's design is congruent to the largest circle in Diego's design.

• E: Each circle in the Elena's design has a congruent circle within Diego's design.

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08.G.A.1.a

Describe a sequence of transformations that shows that Polygon A is congruent to Polygon B.

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08.G.A.2

For each pair of shapes, decide whether or not Shape A is congruent to Shape B. Explain your reasoning. First pair: Second pair:

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08.G.A.2

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08.G.A.5

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08.G.A.5