Grade 6 | Unit 1: Area and Surface Area | Check Your Readiness (A)

The rectangle has sides measuring 6 cm and 5 cm. What is the area of this rectangle? Explain your reasoning.

• Draw and count unit squares

• Think in terms of tiling

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3.MD.C.6

3.MD.C.7.a

3.MD.C.7.b

4.MD.A.3

Select all the expressions that give the area of the figure in square units.

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3.MD.C.7.d

5.OA.A.2

Each small square in the graph paper represents 1 square unit. Which expression is closest to the area of the rectangle, in square units?

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5.NF.B.4.b

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4.G.A.1

Select all the figures that have sides that appear to be perpendicular.

• A

• B

• C

• D

• E

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4.G.A.2

• 1,000

• 30

• 3,000

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5.NBT.A.2

Draw two triangles: One that is a right triangle. One that is not a right triangle. Then, explain what makes a triangle a right triangle.

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4.G.A.2