Lesson Plan
EngageNY

The Volume Formula of a Sphere

For Teachers 9th - 10th Standards
What is the relationship between a hemisphere, a cone, and a cylinder? Using Cavalieri's Principle, the class determines that the sum of the volume of a hemisphere and a cone with the same radius and height equals the volume of a...
Assessment
Concord Consortium

Circumscribed Polygon

For Students 11th - 12th Standards
Trigonometry teachers often go off on a tangent, and here's a worksheet that proves it! First, young mathematicians use a formula with tangent to prove a formula correct for area. Then, they draw conclusions about the area of a circle...
Lesson Plan
Illustrative Mathematics

How Thick Is a Soda Can I?

For Teachers 9th - 11th Standards
The humble soda can gets the geometric treatment in an activity that links math and science calculations. After a few basic assumptions are made and discussed, surface area calculations combine with density information to develop an...
Activity
Howard County Schools

Building a Playground

For Teachers 9th - 11th Standards
Scholars crave practical application. Let them use the different models of a quadratic function to plan the size and shape of a school playground. They convert between the different forms and maximize area.
Lesson Plan
EngageNY

The Multiplication of Polynomials

For Students 10th - 12th Standards
If you can multiply multi-digit integers, you can multiply polynomials. Learners use an area model to compare multiplying numbers to multiplying polynomials. They progress to using the distributive property. 
Lesson Plan
1
1
West Contra Costa Unified School District

Factoring Quadratic Expressions

For Teachers 8th - 10th Standards
Factor in different strategies in a lesson for factoring quadratics. Young mathematicians first create tables and area models to factor quadratic trinomials into two binomials by guess and check. Learners then investigate how they can...
Lesson Plan
Curated OER

Understanding Growth of the Phoenix Area

For Teachers 6th - 12th
Students study the growth of the Phoenix area using geographic images, maps, tables, and graphs. They study the idea of community.
Worksheet
Curated OER

Area of Rectangles

For Students 2nd - 5th
In this area worksheet, students find the area of rectangles that are represented by square units. Students complete 6 problems on 10 pages.
Lesson Plan
Curated OER

How To Find the Area of a Square And Rectangle

For Teachers 4th - 6th
Students practice using the formula to calculate the area of a square or triangle. They participate in large group guided practice using simple area of squares problems then complete a series of problems calculating the area of rectangles.
Lesson Plan
Curated OER

Area Explorations

For Teachers 7th - 8th
Students explore the concept of area. In this area activity, students find the area of irregular shapes with right angles. Students break down each irregular shape into multiple regular shapes in order to find the area. Students...
Worksheet
Curated OER

Seven Sets of Area Problems

For Students 10th - 11th
For this area worksheet, students solve for the area of rectangles, parallelograms, triangles, trapezoids, kites, regular polygons, circles, and surface area.  The worksheets is divided into seven different sets of problems.
Interactive
Curated OER

Area of Circle Worksheets

For Students 10th
In this geometry learning exercise, 10th graders calculate the area of circle give either the radius or the diameter. The one page interactive learning exercise contains ten questions. Answers and  hints are included. 
Interactive
Curated OER

Coordinate Planes - Area of Triangle

For Students 9th - 12th
In this online math worksheet, learners find the area of a variety of triangles given the measurements of their vertices. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
Worksheet
Curated OER

Area and Perimeter of Compound Shapes (H)

For Students 6th - 12th
In this area and perimeter worksheet, students find the area and perimeter of compound shapes containing numbers with decimals. Students complete 6 problems.
Worksheet
Curated OER

Area and Perimeter of Compound Shapes (I)

For Students 6th - 10th
In this area and perimeter instructional activity, students find the area and perimeter of compound shapes containing numbers with decimals. Students complete 6 problems.
Worksheet
Curated OER

Area and Perimeter of Compound Shapes (A)

For Students 6th - 10th
In this area and perimeter worksheet, students find the area and perimeter of compound shapes containing numbers with decimals. Students complete 6 problems.
Lesson Plan
Curated OER

An Introduction to Area and Perimeter

For Teachers 4th - 7th
Students form rectangles by using tiles, measure area and perimeter by counting. They discover and apply rules for measuring perimeter.
Lesson Plan
Curated OER

Area Explorations

For Teachers 4th - 5th
Students explore the area of rectangles. They practice finding area by playing an onliine computer activity where they calculate the area of a rectangle to solve a problem.
Lesson Plan
Curated OER

What's the Area?

For Teachers 5th
Fifth graders use area to calculate the cost for new flooring. They find the area of a square or rectangle. Calculating Area problems and worksheet are attached.
Lesson Plan
Curated OER

Finding Area

For Teachers 4th
Fourth graders explore how to find the area of a rectangular object. As a class, they discuss definition of area and strategies for finding area. The teacher models finding the area of an object by counting squares. Students observe...
Lesson Plan
Curated OER

Perimeter and Area of Similar Figures

For Teachers 9th - 12th
Students determine the relationship between perimeter, circumference, area, surface area, and/or volume of similar figures and their parts. They complete activities related to the question. Answer key included.
Worksheet
Curated OER

Area of Parallelograms

For Students 10th
In this area of parallelograms activity, 10th graders solve 8 problems that include finding the area of various parallelograms. First, they find the area of each given figure in number 1-3. Then, students find the area of each shaded...
Worksheet
Curated OER

Quiz: Area of Polygons and Circles

For Students 9th - Higher Ed
In this area activity, students compute the area of each of ten specified shapes. Seven of the shapes are quadrilaterals, one is a circle, and two shapes are triangles.
Worksheet
Curated OER

Calculating Areas of Rectangles

For Students 5th - 10th
In this geometry worksheet, students calculate the areas of rectangles. They use the formula for area of a rectangle.

Other popular searches