Lesson Plan
Curated OER

Investigation Area of Geometric Shapes

For Teachers 4th
Fourth graders use triangle paper to design patterns using geometric figures and find the areas of those figures by counting units. Students are assessed by determining which figure has the greatest area and explaining their reasoning.
Lesson Plan
Curated OER

Perimeter and Area 4

For Teachers 5th - 7th
In this calculating area worksheet, students use their problem solving skills and the information provided to find the area of 6 rectangles.
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...
Worksheet
Curated OER

Perimeter and Area of Rectangles (B)

For Students 4th - 5th
In this calculating perimeter and area worksheet, students find the dimensions of metric rectangles with decimals. Students solve 4 problems.
Activity
Education Development Center

Choosing Samples

For Students 6th - 7th Standards
What makes a good sample? Your classes collaborate to answer this question through a task involving areas of rectangles. Given a set of 100 rectangles, they sample a set of five rectangles to estimate the average area of the figures. The...
Lesson Plan
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Curated OER

Dog Pen Problem

For Teachers 9th - 12th Standards
Teach your class about various approaches to solving the problem of maximizing the area of a rectangle space with a fixed perimeter in the context of a farmer's dog pen. Then, they complete a worksheet independently to summarize the...
Instructional Video6:29
Corbett Maths

Pythagoras Rectangles and Isosceles Triangles

For Students 7th - 12th Standards
When does the Pythagorean Theorem come in handy? An intriguing video uses the Pythagorean Theorem to solve problems other than simply finding the length of a side of a right triangle. Pupils find the diagonal of a rectangle and the...
Worksheet
Curated OER

Using Tiling to Find Area

For Students 3rd - 5th
By splitting rectangles into four equal parts, scholars practice calculating area and determining side length. They begin by determining the area of each rectangle before segmenting it. Then, they use the space provided to split it into...
Worksheet
Curated OER

Explore Perimeter and Area - Homework 18.1

For Students 3rd - 6th
In this geometry learning exercise, students complete a homework assignment in which they draw rectangles that have the same area but different perimeters and vise versa. They draw a rectangle with a given area and perimeter.
Worksheet
Curated OER

Area of Squares Word Problems

For Students 2nd - 3rd
Each of these rectangles is split into rows and columns. Can your scholars determine how many squares result?  The 10 word problems have space for learners to draw the shape and split it up to answer the question. Remind them that...
Lesson Plan
Curated OER

Learning by Logic - Total Surface Area

For Teachers 3rd - 6th
Geometers calculate the area of plane surfaces using the formulas for the area of a square, rectangle, and triangle. They develop the formula for calculating the total surface area of two geometric solids: the cube and rectangular prism.
Worksheet
Math Worksheets Land

Recognizing Area Word Problems

For Students 3rd - 4th Standards
There is only one area calculation problem here, and it is followed by a detailed explanation. Consider projecting this as a teaching tool, covering the answer until learners have shared their own. They are instructed to draw a rectangle...
Worksheet
Curated OER

Area

For Students 5th - 7th
Learners solve and complete four various types of problems. First, they show on the diagram why the area of a triangle is given by a formula. Then, pupils find the area of each triangle and parallelogram illustrated, They also circle the...
Worksheet
Curated OER

Simple Area of a Rectangle

For Students 2nd - 4th
What is the area? Although there are no units involved, beginning geometers will get some good practice as they calculate the area for three rectangles and two squares. They match the answers to a list, however you can easily increase...
Worksheet
Math Worksheets Land

Recognize Area as Additive - Step-by-Step Lesson

For Students 4th
Do your scholars have a basic understanding of area calculations? Give them an extra challenge with this irregular shape missing one of its length measurements. Using the given lengths, they figure the area of the entire shape. The...
Lesson Plan
Curated OER

Perimeter & Area Worksheet I

For Teachers 7th - 8th
In this perimeter and area worksheet, students find the perimeter and area of regular polygons. They identify the perimeter and area of polygons such as triangles, trapezoids, circles, rectangles, and parallelograms. Students write the...
Worksheet
Curated OER

Explore Perimeter and Area - Reteach 18.1

For Students 3rd - 6th
In this perimeter and area worksheet, students review the steps to find perimeter and area. Students then use grid paper to draw the figures described in 6 questions. Students note the perimeter and area of shapes as well.
Worksheet
Curated OER

Greatest and Least Area - Enrichment 18.3

For Students 4th - 5th
In this greatest and least area game worksheet, learners cut out the cards, draw a card and record the measurement in the length or width column of a graph. When all columns have been filled, they calculate the areas to find the winner...
Worksheet
Math Worksheets Land

Recognize Area as Additive - Independent Practice Worksheet

For Students 3rd - 5th Standards
Activate your geometer's minds with area calculations, some of which are tricky. First, they solve five word problems dealing only with rectangular shapes. The next five use irregular shapes with side measurements given. Scholars solve...
Lesson Plan
Curated OER

Area And Perimeter Using Pentominoes

For Teachers 3rd
Third graders engage in an enrichment lesson exploring the concepts of area and perimeter. They construct new pentominoes that are 3 times the size of normal ones and then identify the area and perimeter measurements. They then create a...
Lesson Plan
Curated OER

Measure: Perimeter, Area and Volume

For Teachers 4th - 6th
Students practice measuring with formulas. In this measurement lesson, students complete an activity that requires them to calculate perimeter, area, and volume.
Worksheet
Curated OER

Countdown Challenge: Area of Basic Shapes

For Students 7th - 8th
In this basic shapes worksheet, students use formulas to determine the area of given figures. They compute the area of composite figures and subtract the area of shaded areas. This one-page worksheet contains 12 problems.
Lesson Plan
Curated OER

Finding the Area and Perimeter of Polygons

For Teachers 7th
Seventh graders practice finding the area and perimeter of polygons. In this polygon area activity, 7th graders brainstorm shapes and take a walk to locate shapes. Students record properties of shapes and use various shapes to make...
Lesson Plan
Curated OER

Deriving the Formula For the Area of a Circle

For Teachers 6th - 12th
Students derive the formula for the area of a circle. They form a rectangle by partitioning a circle using construction paper and scissors.

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