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OAS 6.GM.2.1 Worksheets

OAS 6.GM.2.1 (Oklahoma, 6th Grade): "Develop and use formulas for the area of squares and parallelograms using a variety of methods including but not limited to the standard algorithms and finding unknown measures." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.

Geometry & Measurement (GM) 6.GM.2 Use mathematical modeling to calculate the area of squares, parallelograms, and triangles to solve problems. 6.GM.2.1Develop and use formulas for the area of squares and parallelograms using a variety of methods including but not limited to the standard algorithms and finding unknown measures.

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6.GM.2.1

OAS 6.GM.2.1 Worksheets - Area of Triangles (base and height) worksheet

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Area of Triangles (base and height)

6g1

Use the triangle area formula (base × height ÷ 2) to find area.
Identify which measurements are the base and the matching height in a triangle diagram.
Multiply the base and height and then divide by 2 accurately.
Write the final area using square units.

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OAS 6.GM.2.1 Worksheets - Finding the Area of a Parallelogram worksheet

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Finding the Area of a Parallelogram

6g1

Multiply a base by a height to find an area.
Use the height rather than the slant side.
Write an area in square units.

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OAS 6.GM.2.1 Worksheets - Finding a Missing Measure of a Parallelogram worksheet

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Finding a Missing Measure of a Parallelogram

6g1

Divide an area by a base to find a height.
Divide an area by a height to find a base.
Ignore a measurement that is not needed.

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OAS 6.GM.2.1 Worksheets - Rearranging a Parallelogram into a Rectangle worksheet

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Rearranging a Parallelogram into a Rectangle

6g1

See that cutting along the height and sliding makes a rectangle.
Give the rectangle its base and height.
Explain why the slant side is not in the formula.

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