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Worksheet
Curated OER

Perimeter of a Cirlce

For Students 4th - 8th
In this perimeter of a circle activity, students calculate the perimeter of a circle where either the radius or area is already given. Students complete 6 problems.
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Lesson Plan
Curated OER

Algebra/Geometry Institute Summer 2009 - Triangles and the Pythagorean Theorem

For Teachers 7th
Seventh graders find the perimeter and area of triangles.  In this finding the perimeter and area of triangles lesson, 7th graders find the perimeter and area of triangles given two sides.  Students find the missing side by using the...
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Lesson Plan
Curated OER

Up For Change?

For Teachers 7th - 9th
Students explore similar objects. They participate in a series of hands-on, multimedia and online activities to examine how the edge length affects the angle measures, perimeters and areas of similar regular polygons. Students find the...
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Worksheet
Curated OER

Measurement

For Students 7th
In this measurement worksheet, 7th graders solve 14 various types of problems that include completing a table with the base, height, and/or area of triangles and solving a number of word problems with measurement. They also estimate the...
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Worksheet
Curated OER

Mixed Math Practice

For Students 11th - 12th
In this Algebra II/Pre-calculus worksheet, students find the area and perimeter of sectors of a circle.  The four page worksheet contains sixteen problems.  Answer key is included.
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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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Lesson Plan
Curated OER

Perimeter and Area

For Teachers 6th
Sixth graders explore the relationship between area and perimeter of rectangles. In this area and perimeter lesson, 6th graders measure and determine perimeter and area of various rectangles. Students create rectangles with given areas...
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Worksheet
Curated OER

Compare Area and Perimeter of 2D Shapes

For Students 5th - 6th
In 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. 
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Interactive
Curated OER

Rectangle & Square Problems - Length, Width, Perimeter and Area

For Students 9th - 12th
In this online math worksheet, students determine the length and width of given rectangles given their area. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
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Lesson Plan
Curated OER

Perimeter

For Teachers 3rd - 7th
Students explore the concept of perimeter. In this perimeter lesson plan, students discuss how to find perimeter of various shapes. Students use the Perimeter Explorer applet to find the perimeter of various shapes.
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Worksheet
Curated OER

Battleship Game

For Students 5th - 8th
In this math worksheet, students work play a game that uses area and perimeter as the main concept. Then students complete the question for area and perimeter.
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Worksheet
Curated OER

Area of Compound Shapes

For Students 5th - 6th
In this compound shapes worksheet, students solve 40 problems in which the area and perimeter of compound shapes is calculated. There are instructions and examples on this page, which is intended to be used on-line, but can be completed...
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Lesson Plan
Curated OER

Cafeteria Mayhem

For Teachers 9th - 12th
Students design a cafeteria floor plan. For 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...
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Worksheet
Curated OER

Perimeter and Area #2

For Students 4th - 6th
In this perimeter and area worksheet, students find area and perimeter of 9 given shapes. A website reference for additional activities is given.
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Worksheet
Curated OER

Perimeter and Area

For Students 4th - 5th
In this perimeter and area worksheet, learners find area and perimeter of 9 given shapes. A website reference for additional activities is given.
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Worksheet
Curated OER

Perimeter and Area #6

For Students 4th - 6th
In this perimeter/area worksheet, students find area and perimeter for a set of 9 triangles. A website reference is given for additional activities.
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Worksheet
Curated OER

Perimeter and Area

For Students 4th - 6th
In this perimeter and area instructional activity, students find area and perimeter of 9 triangles. A website reference is given for additional resources.
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Lesson Plan
Virginia Department of Education

Out of the Box

For Teachers 6th Standards
There's no need to think outside the box for this one! Scholars measure the length, width, and height of various boxes. Results help develop the formulas for the surface area and volume of rectangular prisms.
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Lesson Plan
Mathematics Assessment Project

Evaluating Statements About Enlargements

For Teachers 9th - 12th Standards
Double, toil ,and double linear dimensions. Learners first complete an assessment investigating how doubling linear dimensions affects the area of pizzas and the volume of popcorn containers. They then complete an activity investigating...
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Lesson Plan
Curated OER

Finding the Area of an Equilateral Triangle

For Teachers 9th - 11th Standards
The problem seems simple: find the area of the equilateral triangle whose sides are each length 1. In fact, this same problem is solved in 8th grade, addressing a different Common Core standard, using the formula for area of a triangle...
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Assessment
Concord Consortium

Three Rubber Bands

For Students 7th - 12th Standards
Stretch your mind about triangles. Given a triangle, scholars consider a smaller triangle formed when they stretch three rubber bands from each vertex to the opposite side. They determine the ratios of the areas and perimeters of the...
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Worksheet
Curated OER

Area and Perimeter

For Students 4th - 5th
In this area and perimeter worksheet, students complete a set of 6 problems, finding area of rectangles and area and perimeter of squares. 
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Lesson Plan
Curated OER

Patterns and Functions

For Teachers 7th - 8th
Learners investigate properties of perimeter and area. In this middle school mathematics lesson, students explore patterns in a problem solving context. Learners model and solve problems using various representations for the data as they...
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Lesson Plan
Curated OER

Scale Factor Area Perimeter

For Teachers 9th - 12th Standards
Mathematicians compare triangles at different scales. In this geometry lesson plan, high schoolers calculate the area and perimeter of triangles. They use the Ti to make observation of the change that takes place as the triangles are...

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