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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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Lesson Plan
Curated OER

Fish Tanks: Volume and Surface Area

For Teachers 5th - 7th
Given a very realistic challenge, your young geometers design residential fish tanks in rectangular and triangular prism shapes. They compute the volume of water each will hold. They also determine the size of plastic covers for each...
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Worksheet
Curated OER

Area - Parallelograms and Trapezoids

For Students 4th - 6th
In this finding the area of geometric shapes worksheet, students observe parallelograms and trapezoids and use the information given to find their areas. Students solve 4 problems.
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Interactive
Curated OER

Surface Area of Prism

For Students 10th
Tenth graders are provided instructions, including a video, on calculating the surface area of a prism. The one-page interactive worksheet contains two worked questions. Answers are included. 
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Assessment
Balanced Assessment

Walkway

For Students 6th - 8th
Evaluate different aspects of geometry with one task. An assessment activity prompts learners to determine the area of a pathway in the shape of a parallelogram. The Pythagorean Theorem and area formulas for various polygons provide the...
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Lesson Plan
EngageNY

Getting a Handle on New Transformations 1

For Teachers 11th - 12th Standards
In the first of a two-day lesson on transformations with matrix notation the class transforms the unit square using general transformations, then calculates the area of the transformed image. They discover it is the same as finding...
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Worksheet
Curated OER

Area – Parallelograms and Trapezoids

For Students 7th - 9th
In this geometry skills worksheet, students solve 4 problems that require them to calculate the area of parallelograms and trapezoids.
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Lesson Plan
Curated OER

Finding Areas of Plane Figures

For Teachers 9th - 10th
Pupils compute areas of squares, rectangles, and so on and summarize the formulas for computing areas and explain how the formulas are derived and understand the reasoning behind them.
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Lesson Plan
Curated OER

Area Formulas

For Teachers 9th - 12th Standards
Teach your pupils to calculate the area of different polygons. Learners create formulas to solve their problems. They use the TI navigator to graph their shapes and observe the change in area.
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Worksheet
Curated OER

Area of Paralelograms

For Students 8th - 9th
In this online interactive instructional activity, students determine the missing length of a geometric shape and then check their answers.
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Worksheet
Curated OER

Area Review

For Students 9th - 10th
In this geometry worksheet, students calculate the area and different polygons such as squares, parallelogram, and rectangles. There are 15 questions with an answer key.
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Worksheet
Curated OER

Area of 2D Shapes

For Students 9th - 12th
In this area instructional activity, 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...
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Worksheet
Curated OER

Algebra: Area of a Parallelogram

For Students 5th - 6th
For this parallelogram worksheet, learners find the area and perimeters and complete a chart to show the length, width and perimeter for different rectangles with a given area. Houghton Mifflin text is referenced.
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Worksheet
Curated OER

Area of Parallelograms [2]

For Students 5th - 6th
In this area of parallelograms worksheet, students solve for the area of 6 parallelograms. Answers are included on page 2. No review of formula is given on worksheet.
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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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Worksheet
Curated OER

Area of Parallelograms

For Students 10th
In this area of parallelograms worksheet, 10th graders solve 8 problems that include finding the area of various parallelograms. First, they find the area of each given figure in number 1-3. Then, students find the area of each shaded...
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Worksheet
Curated OER

Area of Parallelograms

For Students 10th
In this area of parallelograms worksheet, 10th graders solve 9 different types of problems related to finding the area of a parallelogram. First, they find the area of each figure or shaded region, assuming that angles that appear to be...
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Lesson Plan
Curated OER

Finding the Area of a Parallelogram with Translations

For Teachers 8th - 10th
Students calculate the area of parallelograms. In this geometry lesson, students identify properties of parallelograms and use to to solve problems. They create polygons using Cabri software.
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Lesson Plan
Curated OER

Geometry Practice: Area of Polygons #3

For Teachers 7th - 9th
Students find the area of two parallelograms. One answer is multiple choice, the other is a short answer. Students graph four lines, and find the area of the parallelogram formed by these lines. Students explain the angle that will give...
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Lesson Plan
Curated OER

Finding the Area of a Parallelogram with Translations

For Teachers 8th - 10th
Learners calculate the area of a parallelogram. In this geometry lesson, students perform translation using a coordinate plane and coordinate pairs. They perform translation on other polygons.
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Lesson Plan
Curated OER

Area of Parallelograms and Triangles

For Teachers 8th - 10th
Students explain the formula for finding the area of a paralellogram and its relation to the area of a rectangle. Finally, they construct the formula for the area of a paralellogram.
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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...
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Worksheet
Curated OER

Volume and Surface Area of Parallelogram Prisms (A)

For Students 6th - 12th
In this volume and surface area worksheet, students find the volume and surface area of parallelogram prisms. Students complete 4 problems.
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Worksheet
Curated OER

Volume and Surface Area of Parallelogram Prisms (B)

For Students 6th - 12th
In this volume and surface area worksheet, learners find the volume and surface area of parallelogram prisms. Students complete 4 problems.

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