Assessment
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Balanced Assessment

Blirts and Gorks

For Students 9th - 12th Standards
Start a trend by using blirts and gorks as your standard unit of measures. The activity asks learners to take a known measures of blirts and gorks and develop a conversion ratio. Individuals use both perimeter and area measures of...
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...
Lesson Plan
EngageNY

Problem Solving and the Coordinate Plane

For Students 6th Standards
Class members investigate rectangles on the coordinate plane. They determine the length of line segments in the coordinate plane with the same x-coordinate or same y-coordinate and then solve geometric problems involving perimeter...
Performance
Radford University

Koi Pond

For Teachers 8th - 12th Standards
There's nothing fishy about the activity. Future mathematicians design a koi pond from various three-dimensional shapes. They calculate the perimeter, area, and volume of the pond, and then create PowerPoint presentations. They also...
Worksheet
Curated OER

Area of Compound Shapes

For Students 5th - 6th
For 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...
Lesson Plan
Curated OER

Geometric Basketball Court

For Teachers 8th - 10th
Students calculate the area and perimeter of a basketball court. For this geometry lesson, students differentiate between similarity and congruence of geometric objects. They test conjectures and use it to solve problems.
Lesson Plan
Curated OER

Cafeteria Mayhem

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

Battleship Game

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

Perimeter and Area #6

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

Perimeter and Area

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

Perimeter and Area

For Students 4th - 6th
In this perimeter and area worksheet, students find area and perimeter of 9 triangles. A website reference is given for additional resources.
Lesson Plan
Curated OER

Linking Length, Perimeter, Area, and Volume

For Teachers 6th - 8th
Students explore measurements of rectangles. In this measurement comparison lesson, students discover the length, width, perimeter, and area of two different rectangles. Students record their measurements on a chart to make comparisons.
Lesson Plan
Curated OER

Minimum and Maximum Perimeter

For Teachers 6th - 12th Standards
Pupils practice a variety of strategies with varying numbers of tiles to form shapes and then find the minimum and maximum perimeter for each one. Each group is assigned a different area to build either with square tiles or a geoboard....
Lesson Plan
Curated OER

Length, Perimeter and Area

For Teachers 9th - 10th
Learners analyze characteristics and properties of two- and three-dimensional geometric shapes and develop mathematical arguments about geometric relationship
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.
Worksheet
Curated OER

Finding The Area

For Students 9th - 11th
In this geometry worksheet, students calculate the area of a given shape. They use the formulas for squares and circles to help them find the area. There are 2 questions with an answer key.
Worksheet
Helping with Math

Geometry: Areas of Triangles

For Students 7th - 9th Standards
For this areas of triangles instructional activity, students observe given polygons. They determine the area of triangles, rectangles and compound figures. This one-page instructional activity contains 5 multi-step problems. This...
Lesson Plan
Curated OER

Geometry and Geoboard

For Teachers 6th
Sixth graders use geoboards and dot paper to experiment with geometric concepts. In this geometry lesson, 6th graders complete four activities using geoboards or dot paper including naming points on a coordinate plan and finding the area...
Lesson Plan
Curated OER

Parallelograms and Triangles

For Teachers 8th - 11th
In this parallelogram and triangle worksheet, students answer 10 word problems regarding the area and perimeter of triangles and the area of parallelograms.
Worksheet
Curated OER

Fractions and Percentages extra exercises 4.1

For Students 4th - 5th
In this working with fraction and percentage worksheet, students complete fractions, write fractions in simplest form, write fractions in order of size, calculate fractions of whole numbers, solve word problems, add and subtract...
Unit Plan
PBS

Accessible Shapes

For Teachers 6th - 8th Standards
All the 2-D and 3-D measurement work you need is in one location. Divided into three sections, the geometry lesson plans consist of visualization of three dimensions, classifying geometric figures, and finding surface area and volume....
Performance
Radford University

Finding the Largest Possible Area

For Teachers 9th - 12th Standards
If you want a bigger garden, here's a task for you. Given the perimeter of a triangular garden, scholars determine the largest possible area. They then generalize their findings and extend the idea to other polygons.
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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