Illustrative Mathematics
Illustrative Mathematics: 6.g Same Base and Height, Variation 1
Make the following triangles on a geoboard. Remember that the pegs are equally spaced in a square grid. Compare the areas of the triangles. Aligns with 6.G.A.1.
Illustrative Mathematics
Illustrative Mathematics: 6.g Base and Height
The purpose of this task is to help students understand what is meant by a base and its corresponding height in a triangle and to be able to correctly identify all three base-height pairs. Aligns with 6.G.A.1.
Illustrative Mathematics
Illustrative Mathematics: 6.g Same Base and Height, Variation 2
This is the second version of a task asking young scholars to find the areas of triangles that have the same base and height. This presentation is more abstract as students are not using physical models. They still determine the area of...
Illustrative Mathematics
Illustrative Mathematics: 6.g Polygons in the Coordinate Plane
The purpose of this task is for young scholars to practice plotting points in the coordinate plane and finding the areas of polygons. This task assumes that students already understand how to find areas of polygons by decomposing them...
Illustrative Mathematics
Illustrative Mathematics: 6.ee,g Sierpinski's Carpet
In this task, 6th graders are presented with a large square divided into 9 squares and the center square is then removed. They are asked to find the area of the 8 remaining squares. Each smaller square is divided in the same way and the...
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Better Lesson: Finding the Area of a Trapezoid
Sixth graders find the area of a trapezoid by decomposing it into triangles and using the formula
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Better Lesson: Geometry Assessment
Sixth graders solve real-world and mathematical problems involving area, volume and surface area.
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Better Lesson: Finding the Area Review and Assessment
Sixth graders find the area of rectangles, triangles, parallelograms, and trapezoids by using formulas or by composing into rectangles or triangles.
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Better Lesson: Area of Composite Shapes
Sixth graders take their knowledge about area of rectangles, squares and triangles and apply it to parallelograms, trapezoids, and composite shapes.
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Better Lesson: Area and Expressions
Sixth graders write expressions to find the area of compound figures.
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Better Lesson: Review of Ccss 6.g.1,2,3,4 Volume and Surface Area
Practicing math problems to prepare for a geometry assessment involving volume and surface area.
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Better Lesson: Finding the Area of a Triangle
Sixth graders find the area of a triangle using square units and the area formula.
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Better Lesson: Finding the Area of a Parallelogram
Sixth graders find the area of parallelograms by using square units and the area formula.
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Better Lesson: Finding the Area of a Rectangle
Sixth graders use the area formula for rectangles to solve real world and mathematical problems.