Lesson Plan
Curated OER

Fencing Your Backyard

For Teachers 8th - 10th
Students use geosketch ro create a fence. In this geometry lesson, students identify the amount of material and area needed to create a fence. They calculate the perimeter and surface area of their fence.
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 9th - 12th
Students are introduced to the Pythagorean theorem. They use three different activities that give students the opportuntiy to observe triangles, and use the Pythagorean theorem and practice different ways of determining areas of...
Lesson Plan
Curated OER

Interior Design

For Teachers 4th - 6th
Students experience life as an interior designer. In this math lesson plan, students calculate area and perimeter in inches as they use problem solving skills to design a room.
Worksheet
Curated OER

Geometry: Calculating Perimeters

For Students 4th - 7th
In this geometry worksheet, students calculate the perimeters to the eight shapes shown. Students write their answers on the lines provided.
Lesson Plan
Curated OER

Cafeteria Mayhem

For Teachers 9th - 12th
Students design a cafeteria floor plan. In this area and perimeter lesson, groups create an efficient lunchroom layout on poster board by using geometric shapes and formulas as the basis for their designs. In the accompanying writing...
Worksheet
Curated OER

Trapezoid Prisms: Surface Area and Volume

For Students 6th - 7th
For this volume and surface area worksheet, learners find each for a set of 4 trapezoid prisms. An answer key is included on page 2.
Lesson Plan
Curated OER

Acoustical Ceiling

For Teachers 4th - 7th
Pupils investigate acoustical ceilings.  In this acoustical ceilings lesson, students construct a blueprint for an acoustical ceiling.  Pupils use area and perimeter of rectangles to construct their blueprint.  Students...
Worksheet
Curated OER

Perimeter and Area of Triangles [C]

For Students 5th - 6th
In this triangle worksheet, students find the perimeter and area for a set of 4 triangles. Answers and a link to additional worksheets are included.
Worksheet
Curated OER

Perimeter and Area of Triangles [D]

For Students 5th - 6th
In this triangle worksheet, students find the perimeter and area for a set of 4 triangles. Answers and a link to additional worksheets are included.
Worksheet
Curated OER

Perimeter and Area of Triangles [E]

For Students 5th - 6th
In this triangle instructional activity, students find the perimeter and area for a set of 4 triangles. Answers and a link to additional worksheets are included.
Lesson Plan
Curated OER

Area Lesson Plan

For Teachers 7th - 8th
Students explore geometry by using computer applications. In this spatial measurement lesson, students discuss the difference between area, weight, volume and other forms of measurement. Students utilize computer applications to find the...
Worksheet
Curated OER

Compare Area and Perimeter of 2D Shapes

For Students 5th - 6th
For this area and perimeter worksheet, students compare area and perimeter, determining which shapes has the greater perimeter or area. A reference web site is given for additional activities. 
Lesson Plan
Curated OER

Who Let the Dogs Out?

For Teachers 7th - 8th
Students examine the concepts of area and perimeter and how they relate to a rectangle. They find the largest possible area that can be enclosed by a fixed perimeter and complete a worksheet as well as create a table of all the possible...
Worksheet
Curated OER

Geometric Figures

For Students 10th
In this geometric figures worksheet, 10th graders solve and complete 18 different types of problems that include various figures. First, they find the area of the figures shown if consecutive sides are perpendicular. Then, students find...
Lesson Plan
Curated OER

Grade 3: What Can I Make with 30 Centimeters?

For Teachers 3rd
Third graders create polygons with perimeters of 30 centimeters, use the centimeter grid paper to determine the area of each shape, and organize the shapes to make generalizations from the patterns they see.
Worksheet
Curated OER

Similar Polygons

For Students 10th
In this similar polygons worksheet, 10th graders solve 10 different problems that include determining various similar polygons. First, they determine the perimeter of a second triangle given the measures of all angles in the first. Then,...
Interactive
Curated OER

Introduction to Quadratic Equations

For Students 8th
In this quadratic equations worksheet, 8th graders solve and complete 7 various types of problems. First, they find the area for each rectangle with a given perimeter. Then, students describe the shape of the graph and use the equation...
Lesson Plan
Curated OER

Rep Tiles

For Teachers 3rd
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
Worksheet
Curated OER

Circles - Word Problems

For Students 6th - 7th
In this geometry problem solving worksheet, students answer 8 words problems based on their knowledge of circles, circumference, radius, diameter, and perimeters. They show their work on the sheet between problems.
Lesson Plan
Curated OER

Using Measurement in the Everyday World

For Teachers 2nd - 4th
Students use an appropriate unit of measure to measure an item in the classroom. They create a PowerPoint to demonstrate the measurement process. Pupils are divided into pairs. Students use a concept map to discuss the terms for...
Worksheet
Math Mammoth

Expressions

For Students 8th - 10th
In this expression learning exercise, learners evaluate equations, write equations for a specified event, and determine the perimeter of shapes, Six multi-step problems are provided on this one-page learning exercise.
Worksheet
Curated OER

Right Triangles

For Students 10th
In this right triangles worksheet, 10th graders solve and complete 5 various types of problems. First, they solve each of the triangles shown and find the area of each triangle. Then, students find the perimeter and area of the regular...
Lesson Plan
Curated OER

Perfectly Puzzling Pentominoes

For Teachers 2nd
Second graders utilize manipulatives (pentominoes) to demonstrate knowledge of: lines of symmetry, slides, reflections (flips), rotations (turns), area, and perimeter. This lesson gives students a meaningful way to practice these...
Worksheet
Curated OER

Geometry Review

For Students 9th - 11th
For this geometry worksheet, students calculate the perimeter of different polygons given the sides. They also calculate the area of the shapes. There are 8 questions with an answer key.

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