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Lesson Plan
Curated OER

Does the Area of the Quadrilateral Change?

For Teachers 5th - 6th
Students study area and quadrilaterals. In this multiplication and area lesson, students use Polystrip models to change rectangles to form different parallelograms. Students find the area of the models use a Geometer Sketchpad to find...
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Worksheet
Curated OER

Surface Areas

For Students 6th - 8th
In this math worksheet, learners examine the measurements for the face of the triangle and trapezoid. Then they figure out the total surface area for each.
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Worksheet
Curated OER

Area of Trapezoids [3]

For Students 4th - 6th
In this trapezoid worksheet, students find the area of 6 trapezoids, no review problems or formula is provided. Answers are included on page 2.
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Worksheet
Curated OER

Area of Trapezoids [4]

For Students 4th - 6th
In this trapezoid worksheet, students find the area of 6 trapezoids, no review problems or formula is provided. Answers are included on page 2.
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Worksheet
Curated OER

Area of Trapezoids (5)

For Students 5th - 6th
In this geometry worksheet, students solve 6 problems in which the area of a trapezoid is calculated. There are no examples and no formula is provided.
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Lesson Plan
Curated OER

Developing Formulas for Triangles and Quadrilaterals

For Teachers 10th
In this geometry worksheet, 10th graders determine the area of triangles, parallelograms, trapezoids, kites, and rhombuses. The one page worksheet contains eleven problems. Answers are included.
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Assessment
Inside Mathematics

Swimming Pool

For Teachers 9th - 11th Standards
Swimming is more fun with quantities. The short assessment task encompasses finding the volume of a trapezoidal prism using an understanding of quantities. Individuals make a connection to the rate of which the pool is filled with a...
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Lesson Plan
Curated OER

Lesson 9-3 Practice A: Composite Figures

For Teachers 8th - 12th
In this composite figures worksheet, students solve twelve short answer problems. Students find the area of figures composed of various polygons given a sketch of the figure with side lengths labeled.
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Worksheet
Curated OER

Finding Angles, Volume, Area, and Perimeter

For Students 4th - 6th
Elementary schoolers complete word problems dealing with the different kinds of measurements of different shapes. They solve 10 problems including perimeter, angles, volume, and more.
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Worksheet
Curated OER

Area - Parallelograms and Trapezoids

For Students 4th - 6th
In this finding the area of geometric shapes learning exercise, students observe parallelograms and trapezoids and use the information given to find their areas. Students solve 4 problems.
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Assessment
Concord Consortium

Painted Stage

For Students 11th - 12th Standards
Find the area as it slides. Pupils derive an equation to find the painted area of a section of a trapezoidal-shaped stage The section depends upon the sliding distance the edge of the painted section is from a vertex of the trapezoid....
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Worksheet
Geometry Accelerated

Coordinate Geometry Additional Practice

For Students 8th - 10th Standards
Your learners get extra practice using coordinates in calculating mid points, finding end points, deciding if points are collinear, calculations using slope concepts, writing linear equations, using triangles and quadrilaterals, and...
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Worksheet
Curated OER

Leveled Problem Solving Areas of Triangles and Trapezoids

For Students 6th
In this geometry worksheet, 6th graders calculate the area of triangles and trapezoids using the given formulas. They use the formulas to find measurements of lines that are part of the triangles and trapezoids.
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Worksheet
Curated OER

Height of Trapezoid

For Students 8th - 9th
In this geometric area worksheet, students find the height of four trapezoids whose area and base are given. There is work space provided in this worksheet.
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Worksheet
Curated OER

Chapter 12 Worksheet Homework: Area & Volume

For Students 8th - 10th
In this area and volume worksheet, students find the lateral area, total area, and volume of given prisms. This two-page worksheet contains six multi-step problems. Answers to each problem are provided on page two.
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Worksheet
Curated OER

Area of 2D Shapes

For Students 9th - 12th
For this area worksheet, students commence solving for area of squares and rectangles, and continue to parallelograms and triangles, and continue again to rhombi and trapezoids and finish with circles, polygons, and shaded regions. There...
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Lesson Plan
Curated OER

Why Do We Add The Bases To Find The Area of A Trapezoid?

For Teachers 6th - 8th
Learners are given patterns of trapezoids and are to calculate the area of one trapezoid by using both patterns. They should form a parallelogram and calculate the area. They practice this technique until there is understanding.
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Lesson Plan
Curated OER

Finding Areas of Polygons- Extra Practice Worksheet

For Teachers 7th - 9th
In this geometry worksheet, students practice finding the area of 11 polygons using diagrams which include units in both standard and metric measurement. They solve for the area of 11 polygons using words that describe the polygons that...
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Workbook
Utah Education Network (UEN)

Geometry

For Students 6th Standards
Shape one's understanding of geometry using the resource. The sixth of seven chapters in 6th Grade Math focuses on geometry principles. Future mathematicians learn to find the area of parallelograms, trapezoids, triangles, and other...
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Unit Plan
Radford University

Down on Sue's Farm

For Students 9th - 12th Standards
When would a farmer use math? Class members work through five tasks on a farm that require knowledge of surface area, volume, and determining regression equations. The challenges range from figuring out the amount of paint to buy,...
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Lesson Plan
Curated OER

Algebra/Geometry Institute: Area of Polygons

For Teachers 6th - 8th
Students find the area of polygons.  In this area of polygons lesson, students find the area of parallelograms, rectangles, squares, and other polygons.  They identify each given figure and determine the appropriate formula needed to...
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Worksheet
Curated OER

Area and Perimeter of Trapezoids (A)

For Students 5th - 10th
In this area and perimeter instructional activity, students find the area and perimeter of trapezoids containing numbers with decimals. Students complete 6 problems.
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Worksheet
Curated OER

Chapter 8 Worksheet 2 Area of Polygons

For Students 7th - 12th
In this area of polygons worksheet, students compute the area of squares, rectangles, triangles, trapezoids and parallelograms. Given the area of polygons, students determine the missing dimension of the figure. This two-page worksheet...
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Worksheet
Curated OER

Area

For Students 10th
In this area worksheet, 10th graders solve 7 various types of problems by finding the area of various shapes in geometry. First, they determine what happens to the area and perimeter of a rectangle when the length and width are doubled....