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
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...
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.
Lesson Plan
Curated OER

Does Your Rectangle Have Guts?

For Teachers 3rd - 4th
Does it? Kids find the perimeter and area of different shapes to assess whether their rectangle has guts. In addition to finding the area of a rectangle, learners work to find the area of a trapezoid. All worksheets are included. 
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.
Worksheet
Curated OER

Simple Area of a Rectangle

For Students 3rd - 4th
What is the area? Because there is only one problem here (and it is followed by a detailed explanation) use this as an all-class warm up. Cover up the bottom half until scholars have shared their own answers. They examine a rectangle...
Worksheet
Curated OER

Simple Area of a Rectangle

For Students 3rd - 4th
Given the measurements of three rectangular rooms, scholars determine the area of each. They are given units, so remind them to use square units in their answers. No side measurements exceed 20. Can your scholars measure the classroom...
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...
Lesson Plan
Curated OER

Finding Perimeter and Area

For Teachers 3rd - 5th
Geometers find the perimeter and area of rectangles. They discuss the definitions and characteristics of rectangles and squares. In groups, they use yarn to discover the perimeter of squares and rectangles. They count cubes to explore...
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

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...
Lesson Plan
Curated OER

Finding Areas of Polygons and Circles

For Teachers 6th - 8th
In this math worksheet, students find the areas for the shapes. They apply the appropriate formula for each shape that is drawn and in the word problems.
Lesson Plan
Curated OER

Perimeter and Area Worksheet II

For Teachers 7th - 8th
For this perimeter and area worksheet, students find the perimeter and area of polygons. They use the proper formula to find the perimeter and area of circles, parallelograms, triangles, and rectangles. Students complete solve ten problems.
Worksheet
Curated OER

FOIL method using the area model

For Students 9th - 11th
In this FOIL method activity, students multiply binomials using the FOIL method and the area model.  Students find the area of rectangles to investigate why the FOIL method works.  Worked examples are provided.
Worksheet
Curated OER

Perimeter, Area, and Volume of a Rectangular Prism

For Students 5th - 7th
Upper elementary and middle schoolers answer ten mutliple choice questions by applying the formulas for finding the area, perimeter, and volume of a rectangular prism.
Lesson Plan
Curated OER

Picture Board

For Teachers 2nd - 4th Standards
Learners divide a poster board so everyone gets the same amount of area to decorate. Youngsters talk about the different ways to divide a rectangle. They measure their lines to make sure that each piece is equal and then decorate their...
Lesson Plan
Curated OER

Area and Perimeter

For Teachers 10th
Learners find the area and perimeter of regular polygons and composite figures and examine the effect on the area and perimeter of a figure if the dimensions are multiplied by a constant. The nine page worksheet contains thirty-seven...
Lesson Plan
Illustrative Mathematics

Same Base and Height, Variation 2

For Teachers 5th - 7th Standards
This is a good model for learners to visualize triangles of the same base and height. They can can begin to comprehend that these triangles will have the same area no matter how the triangle is drawn. It is part of a series of resources...
Worksheet
Curated OER

Area

For Students 4th - 5th
In this finding the area worksheet, students solve 6 problems in which the area of a square or rectangle is calculated. The instructions and examples provides hints and formulas.
Lesson Plan
Curated OER

Side Length, Perimeter, and Area of a Rectangle

For Teachers 9th - 12th Standards
High schoolers calculate area, perimeter and length of rectangles. In this geometry instructional activity, students create different formulas for the problem they are being asked to solve. They use the navigator to move the shape around...
Assessment
Noyce Foundation

Pizza Crusts

For Teachers 6th Standards
Enough stuffed crust to go around. Pupils calculate the area and perimeter of a variety of pizza shapes, including rectangular and circular. Individuals design rectangular pizzas with a given area to maximize the amount of crust and do...
Handout
Charleston School District

Volume of Rounded Objects

For Students 8th - 10th Standards
How much can different shapes hold? The answer varies depending on the shape and dimensions. Individuals learn the formulas for the volume of a sphere, cone, and cylinder. They apply the formulas to find the volume of these...
Assessment
Bowland

Fruit Pies

For Teachers 6th - 9th
Scholars use formulas for the area of a circle and the area of a rectangle to determine the number of pies a baker can make from a particular area of dough. They must also take into account rolling the remaining dough into a new sheet.
Lesson Plan
EngageNY

The Area of a Circle

For Teachers 7th Standards
Introduce learners to two methods to estimate the formula for the area of a circle. The first method uses a sector of a circle to form a rectangle, and the other uses grids to estimate the area. The problems in the 18th segment of a...