Grade 8 | Unit 1: Rigid Transformations and Congruence | Check Your Readiness (A)

Select all the triangles that can be rotated to match up with Triangle 1.

• A

• B

• C

• D

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8.G.A

Identify all pairs of lines which appear to be parallel in the diagram.

• g and f

• h and g

• h and f

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4.G.A.1

Identify all pairs of lines which appear to be perpendicular in the diagram.

• h and g

• h and f

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4.G.A.1

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5.G.A.1

6.G.A.3

• 3 units

• 4 units

• 5 units

• 6 units

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5.G.A.1

6.G.A.3

• Parallelogram

• Rectangle

• Square

• Rhombus

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5.G.A.1

6.G.A.3

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7.G.B.5

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7.G.B.5

For each set of measurements, decide whether or not it is possible to draw a triangle with those measurements. If it is possible, draw the triangle.

• Side lengths 2 cm, 3 cm, and 4 cm

• Side lengths 2 cm, 3 cm, and 6 cm

• Angles 90 degrees, 45 degrees, and 45 degrees

• Angles 90 degrees, 60 degrees, and 60 degrees

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7.G.A.2

Find the area of each parallelogram.

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6.G.A.1