Interactive
Scholastic

#### Study Jams! Area of a Triangle

For Students 4th - 6th Standards
Even though there is a wide variety of different triangles in the world, knowing a single equation allows us to find the area of each and every one of them. Follow along with this step-by-step presentation as Zoe clearly models how to...
Worksheet
Common Core Sheets

#### Rectangles - Same Perimeter and Different Area

For Students 3rd Standards
Given a rectangle with specified dimensions, learners are prompted to create a new rectangle with the same perimeter, but a different area. This challenges third graders to think about perimeter and area in a new way. Each problem...
Worksheet
Common Core Sheets

#### Rectangles - Same Area and Different Perimeter

For Students 3rd Standards
Given a rectangle with specified dimensions, third graders are prompted to create a new rectangle with the same area, but a different perimeter. This challenges learners to think about perimeter and area in a new way. Use worksheet as a...
Lesson Plan
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National Math + Science Initative

#### Using Linear Equations to Define Geometric Solids

For Teachers 9th - 12th Standards
Making the transition from two-dimensional shapes to three-dimensional solids can be difficult for many geometry students. This comprehensive Common Core lesson plan starts with writing and graphing linear equations to define a bounded...
Lesson Plan
PBS

#### Garden Grade 6 Area and Perimeter

For Teachers 3rd - 6th Standards
Engage young mathematicians in applying their knowledge of area and perimeter with a fun geometry instructional activity. Through a series of problem solving exercises, children use their math knowledge to design different-sized garden...
Lesson Plan
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Curated OER

#### Two Triangles' Area

For Teachers 7th - 9th Standards
Need an activity for teaching the Pythagorean Theorem? Geometry juniors apply the Pythagorean theorem to two triangles to determine a final calculation.
Lesson Plan
Curated OER

#### Maximize area

For Teachers 9th - 11th
For this subscription-based activity, algebra learners model changes in the length and width of a rectangle to determine the maximum area possible for a given perimeter and solve several application problems involving area, included in...
Lesson Plan
Curated OER

#### Solving Applications Using Quadratic Equations

For Teachers 8th - 10th
In this solving applications worksheet, students translate word problems to number sentences. They solve the created quadratic equation. This three-page worksheet contains 12 problems.
Lesson Plan
Curated OER

#### Systems of Equations and Real Life

For Teachers 9th - 12th
What a great classroom resource! The intention of this lesson is to show that real-world math can and should be applied to the community in which your students reside. The class relates properties of equations to solving for species...
Worksheet
Curated OER

#### Linear Equations

For Students 8th - 9th
Eighth and ninth graders solve and graph 42 different problems that include writing various equations and graphing them on a grid. First, they create a table for each equation and graph it on a grid locating the x-and y-intercepts. Then,...
Worksheet
Curated OER

#### Finding the Area

For Teachers 3rd - 4th Standards
For each of these eight rectangles, scholars write out the multiplication sentence to find the area given the side measurements. They use an example for reference and must remember to include square feet in their answer. All measurements...
Worksheet
Curated OER

#### Area of Regions

For Students 11th - Higher Ed
In this area of regions worksheet, students determine the area of a region enclosed by a graph. They find the volume of a solid and write equations involving an integral expression for given conditions. This two-page worksheet contains...
Worksheet
Math Mammoth

For Students 6th - 8th
In this math activity, students find the areas of a triangle, rectangular box, and the irregular shape. They take a portion of the area away from the source block.
Lesson Plan
West Contra Costa Unified School District

#### Solving and Using Literal Equations

For Teachers 8th - 10th
You literally need to use the resource. Young mathematicians solve geometric problems by using literal equations. They go on to solve distance/rate/time problems by using literal equations — a great progression that helps introduce the...
Workbook
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University of Utah

#### Real World Equations and Inequalities

For Students 7th Standards
Use of the resource = Opportunities for increased learning. Learners must use equations and inequalities to solve real world and geometric problems.
Lesson Plan
2
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Teach Engineering

#### Forms of Linear Equations

For Teachers 7th - 9th Standards
Linear equations are all about form. The fifth part in a unit of nine works with the different equivalent forms of linear equations. Class members become familiar with each form by identifying key aspects, graphing, and converting from...
Lesson Plan
West Contra Costa Unified School District

#### Finding the Equation of a Circle

For Teachers 9th - 12th Standards
Tired of going around and around for a resource on circles? Scholars determine the general equation of a circle on a coordinate plane, then participate in an activity matching equations to the radii and centers of the circles they...
Lesson Plan
EngageNY

#### Creating and Solving Quadratic Equations in One Variable

For Students 9th - 10th Standards
Give your classes practice at modeling using quadratic models with a resource that uses area and integer problems to allow individuals to create second degree polynomials. Young mathematicians solve equations using factoring and then...
Interactive
CK-12 Foundation

#### Using Quadratic Equations to Solve Problems: Construct a Soccer Field

For Students 9th - 12th Standards
Determine whether the soccer field has the right area. Pupils create a virtual soccer field based upon constraints. They determine the equation that models the area and continue to investigate other potential areas.
Activity
5280 Math

#### Triangle Area Patterns

For Teachers 8th - 10th Standards
Combine algebraic and geometric strategies to find solutions. The task asks learners to find the coordinates of a third vertex of a triangle to create a triangle with a specific area. The project is a set of seven problems that helps...
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

#### Linear Equations and Functions - Area and Perimeter

For Teachers 6th - 8th
Students use information they know to decorate a room at a reasonable cost by comparing the cost of companies for a decorating job. In this cost lesson plan, students take into consideration the area and perimeter of the room.
Lesson Plan
Curated OER

#### Using Factoring to Solve Equations

For Teachers 11th
Eleventh graders use factoring to solve 44 different problems involving area, intercepts, quadratic equations, and functions.
Lesson Plan
Curated OER

#### Measure: Perimeter, Area and Volume

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