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Area Formulas
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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Parallelogram Problems
In this online math worksheet, students solve a variety of geometry problems which utilize parallelograms. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
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Length, Perimeter, and Area
Learners explore the concepts of length, perimeter, and area. In this math activity, students use Shape Explorer to practice finding length, perimeter, and area.
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Math Worksheet: Area (3)
In this area worksheet, students find the area of one irregular polygon. Students find the area by dividing the irregular polygon into multiple regular polygons.
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Geometry: Calculating Area
In this calculating area worksheet, students find the area of complex shapes. This one-page worksheet contains 6 multi-step problems.
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Surface Area of Rectagular Prisms
Sixth graders investigate the area of polygons. In this geometry lesson, 6th graders calculate area of prisms using geometric formulas. They work with prisms and other rectangular shapes.
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Area and Perimeter of a Rectangle
In this online rectangles worksheet, students find the area and perimeter of thirty-nine rectangles. Students check their answers on line as they go and receive their overall score online at the end of the worksheet.
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Visualizing Multiplication
Upper graders represent multiplication of a two-digit number by a two-digit number as the area of a rectangle with dimensions of the two factors. They find patterns for the number of different base ten blocks in a rectangle representing...
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Perimeter and Area
In this perimeter and area instructional activity, students find the perimeter and area of squares and rectangles. Students complete 9 problems total.
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Why Do We Add The Bases To Find The Area of A Trapezoid?
Students 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.
Cord Online
Pyramids and Cones
Young mathematicians find the surface area and volume of a square pyramid and a cone. In what looks like a typical activity out of a textbook, you'll find an activity where learners find an unknown measurement of a pyramid or...
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Pythagorean Theorem
In this measurement lesson, learners examine the Pythagorean Theorem, perimeter, and areas of right triangles. They record their measurements and research their findings on a grid.
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Similarity
Students find the factor of proportionality in similar polygons. In this similarity of polygons lesson plan, students measure the sides and angles of polygons and derive a factor of proportionality between corresponding pairs of sides...
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Tessellations with Regular Polygons
Show your learners how to create tessellations using different polygons. This is achieved by having students make observations of polygons to find the ones that will tessellate.
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Area of Parallelograms and Triangles
Learners 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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Trapezoid Problems - base1, base2, height and area
For this online math worksheet, students must find the missing measurement in a variety of trapezoids. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific...
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Which Chocolate Is The Biggest?
Students investigate the concepts of area and perimeter with the use of chocolate bars. They calculate the perimeter and area of different size rectangle chocolate bars and record the statistics. Then students make a visual comparison...
Noyce Foundation
Lawn Mowing
This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...
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Similarity and Dilations - Discover Properties of Similar Figures
Learners investigate properties of similar figures. In this properties of similar figures lesson, pupils construct similar figures using Cabri Jr. They dilate their figure to create a similar one, and discuss the relationships between...
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Tiling Tessellations
Students explore tessellations. In this shapes and geometry lesson, students describe the attributes of many of the shapes displayed on an Elmo. Students create examples of tessellations using pattern blocks.
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What a Square
Students examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
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Volume of Prisms
Students calculate the volume of different polygons. In this geometry lesson, students identify the relationship between base and height. They calculate the area of each prism and cylinder.
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Area and Perimeter
In this area and perimeter learning exercise, 10th graders solve and complete 18 various types of geometry problems. First, they find the area of a figure shown with consecutive sides perpendicular. Then, students find the area and...
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Does Your Rectangle Have Guts?
Does it? Kids find the perimeter and area of different shapes to assess whether their rectangle has guts. In addition to finding the area of a rectangle, learners work to find the area of a trapezoid. All worksheets are included.