Open Up - Grade 6 - Mathematics - Unit 1 - Lesson 1

Which pattern doesn't belong?

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6.G.1

Your teacher will assign you to look at Pattern A or Pattern B.In your pattern, which shapes cover more of the plane: blue rhombuses, red trapezoids, or green triangles? Explain how you know.

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6.G.1

Which square—large, medium, or small—covers more of the plane? Explain your reasoning.

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6.G.1

The area of this shape is 24 square units. Which of these statements is true about the area? Select all that apply.

• A: The area can be found by counting the number of squares that touch the edge of the shape.
• B: It takes 24 grid squares to cover the shape without gaps and overlaps
• C: The area can be found by multiplying the sides lengths that are 6 units and 4 units.
• D: The area can be found by counting the grid squares inside the shape.
• E: The area can be found by adding 4 x 3 and 6 x 2.

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6.G.1

Which shape has a larger area: a rectangle that is 7 inches by 3/4 inch, or a square with side length of inches? Show your reasoning.

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6.G.1