Lesson Plan
Curated OER

Discovering the Area and Perimeter of Triangles

For Teachers 8th
Eighth graders identify how to find the area and perimeter of rectangles and triangles. They discuss their understanding of area and perimeter and how the two concepts are applied in the real world. Finally, 8th graders determine the...
Worksheet
Curated OER

Using Formulae

For Students 10th
In this Formulae worksheet, 10th graders identify and solve 9 different problems that include using particular formulas as given in each set of instructions. First, they determine the perimeter of a rectangle using the formula given....
Worksheet
Raytheon

Geometry: Perimeter and Area

For Students 5th - 8th
In this geometry worksheet, young mathematicians apply the formulas for the area and perimeter of polygons and circles to solve a variety of skills practice and problem-solving questions.
Handout
Nuffield Foundation

Perimeter and Area

For Students 4th - 6th
Use several shapes to practice finding the perimeter and area. Each page presents examples of different items, including money, the floor plan of a room, and a parking lot.
Assessment
1
1
Balanced Assessment

Gligs and Crocs

For Students 9th - 12th Standards
Explore relationships between perimeter and area. Learners compare the measurement units of gligs and crocs. They use a given perimeter and area as well as specific measurement relationships to determine the scale of gligs to crocs.
Lesson Plan
Willow Tree

Perimeter of Common Geometric Figures

For Students 8th - 11th Standards
Help learners understand that perimeter and circumference are one in the same. Learners apply their skills to determine the perimeter/circumference of triangles, rectangles, and circles. They then use the same strategy to find the...
Lesson Plan
Curated OER

Acoustical Ceiling

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

Double, Double: Looking at the Effect of Change on Perimeter, Area and Volume

For Teachers 9th - Higher Ed
Young scholars explore perimeter, volume, and area. In this math lesson, students explore how changes in dimensions of geometric shapes affect the perimeter, area and volume of the various shapes. Young scholars investigate the results...
Worksheet
Math eBook

Perimeter Worksheet

For Students 7th - 8th
In this perimeter worksheet, students find the perimeter of given regular and irregular polygons. This four-page worksheet contains 20 problems. This interactive worksheet may be completed online or printed for paper use.
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 plan, 7th graders find the perimeter and area of triangles given two sides.  Students find the missing side...
Lesson Plan
Curated OER

Surface Area of Prisms

For Teachers 8th - 10th
Young scholars compute surface area and volume of prisms. In this surface area lesson, students find the surface area and volume of rectangular and triangular prisms. Independently, young scholars use their computers to determine the...
Lesson Plan
Virginia Department of Education

Similar Solids and Proportional Reasoning

For Teachers 9th - 11th
Double the dimensions, quadruple the surface area. Pairs build similar prisms and compare the ratios of their surface areas and volumes to the ratio of the heights. Given two similar cones, partners determine the ratios of the lateral...
Unit Plan
Radford University

Natural Disaster Recovery and Quadrilaterals: Fencing and Roofing Materials

For Students 9th - 12th Standards
Storm into a better understanding of geometry. Using a tornado as a backdrop, scholars practice their skills finding perimeters and areas of rectangles. Learners apply their knowledge of the Pythagorean Theorem to find missing sides of...
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.
Worksheet
Curated OER

Find the Area or Missing Length of the Polygon

For Students 7th - 10th
In this area and perimeter worksheet, students find the length or area of seventeen figures.  The figures examined are triangles, trapezoids, parallelograms, rectangles, and hexagons.  Some examples and solutions are...
Lesson Plan
Curated OER

Linking Length, Perimeter, Area, and Volume

For Teachers 6th - 8th
Middle schoolers explore measurements of rectangles. For this measurement comparison lesson, students discover the length, width, perimeter, and area of two different rectangles. Middle schoolers record their measurements on a chart to...
Worksheet
Curated OER

Area and Perimeter

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

Geometry: Shapes, Area, Perimeter

For Students 6th - 8th
In this geometry worksheet, students match 5 shapes to several terms, determine the radius and diameter from 2 diagrams, and find the area and perimeter of 3 problems.
Worksheet
Curated OER

Perimeter and Area

For Students 4th - 5th
In this perimeter and area instructional activity, students first read a one page information text and study the examples. Students solve 7 problems in which area and perimeter are calculated.
Worksheet
Math Mammoth

Area- Perimeter- Volume

For Students 7th - 9th
In this geometry worksheet, students use a grid to draw 3 different rectangles that have an area of 20 square units and determine the perimeter of each rectangle. They draw and answer questions related to the relationships and uses of...
Worksheet
Curated OER

Polygon Area Review Sheet

For Students 9th - 12th
In this polygon area worksheet, students answer 8 questions involving the area of several polygons. Students are given various details of the polygon and must find lengths of various polygons.
Assessment
Los Angeles County Office of Education

Assessment For The California Mathematics Standards Grade 6

For Students 6th Standards
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
Lesson Plan
Curated OER

Geography: Lengths, Perimeter, and Area of Similar Objects

For Teachers 6th
Sixth graders explore characteristics of similar objects. Using attribute blocks, they explore the ratios of the perimeter, area and side length in similar shapes. They calculate and compare the area of shapes.