Worksheet
Curated OER

Similar Triangles and Trapezoids, and Circles

For Students 9th - 12th
High schoolers answer two problems involving area of shaded regions. Students then answers six questions involving perimeter, area, and circumferences. The remaining two questions involve ratios of similar figures.
Lesson Plan
Curated OER

Skate Borders

For Teachers 3rd - 5th
Elementary schoolers explore how making different rectangular shapes with the same perimeter has an affect on the area of those shapes. Learners use the worksheet embedded in the plan to design their own skateboarding track. They use...
Worksheet
Math 4 Children

Perimeter and Area

For Students 5th - 7th
Find the perimeter and area of different shapes with a helpful worksheet. After kids observe the measurements of each side, they find both the perimeter and area, and write it down on a line for the answer.
Lesson Plan
Curated OER

Inquiry Unit: Modeling Maximums and Minimums

For Teachers 8th - 12th
Young mathematicians explore the maximun area for patio with the added complexity of finding the mimimum cost for construction. First, they maximize the area of a yard given a limited amount of fence and  plot width v. area on a...
Lesson Plan
Curated OER

The Very Busy Spider

For Teachers 3rd - 4th
Youngsters explore visual arts by participating in a geometry identification activity. They read the book The Very Busy Spider and identify the techniques spiders use to create webs. Have you ever noticed that their webs are geometric...
Lesson Plan
Curated OER

How Big Is The Playground?

For Teachers 7th - 8th
Students calculate the standard and metric measurements of a playground. In this measurement lesson, students use GPS coordinates and graphing calculators to determine the dimensions of an area outside of the school in both standard and...
Worksheet
Math 4 Children

Perimeter and Area

For Students 5th - 7th
Use the measurements provided on nine different triangles to find the perimeter and area for each. All measurements are in centimeters, making the instructional activity simple and straightforward for learners of all levels.
Worksheet
Public Schools of North Carolina

Math Stars: A Problem-Solving Newsletter Grade 5

For Students 5th - 7th Standards
Looking for a way to challenge the problem-solving abilities of your young mathematicians? Then look no further. This collect of newsletter worksheets engages learners with a variety of interesting word problems that cover topics ranging...
Activity
101 Questions

Best Square

For Teachers 9th - 12th Standards
If you're a square, be the best square you can be! Young scholars develop a formula to determine the four points that make the best square that considers the area, perimeter, and other dimensions. They use their formulas to rank attempts...
Lesson Plan
Curated OER

Jack and The Beanstalk Estimation

For Teachers 2nd - 3rd
Introduce the day's lesson by reading Jack and The Beanstalk by Richard Walker, and then review the concept of area with your class. We don't always need rulers to measure, though! Teach learners how to use their hands to help us measure...
Lesson Plan
Alabama Learning Exchange

There's Gold in Them There Hills

For Teachers 8th - 11th Standards
Need to build a laser fence on Mars?  For this cute maximizing-area lesson, young explorers pretend to be prospectors on Mars and must determine the best way to use 20 meters of fencing in order to maximize their area. In addition,...
Lesson Plan
Illustrative Mathematics

Stained Glass

For Teachers 7th - 9th Standards
A complex question looking for the total cost of a stained glass window by calculating area and circumference of a circle. With detailed components, this activity will challenge your designers to figure out if they have enough money to...
Interactive
Curated OER

Area and Perimeter of Rectangles Worksheets (I)

For Students 6th - 12th
In this online math worksheet, students find the area and perimeter of rectangles. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
Lesson Plan
Curated OER

Areas and Perimeters

For Teachers 8th - 12th
Students practice together measuring the lengths of the sides of various shapes as well as how to change units into other measuring formats. Individually they work on several word problems involving areas and perimeters. Formulating the...
Worksheet
Curated OER

A-Z Tech Math Final Exam Study Guide

For Students 9th - 10th
In this math study guide, students solve problems previously studied throughout the school year. Problems include, but are not limited to, volume, area, perimeter, square roots, binomials, trinomials, graphing, and consumer math. This...
Interactive
Curated OER

Surface Area of Prism

For Students 10th
Tenth graders are provided instructions, including a video, on calculating the surface area of a prism. The one-page interactive activity contains two worked questions. Answers are included. 
Worksheet
Curated OER

Compare Area and Perimeter of 2D Shapes

For Students 5th - 6th
In this area and perimeter activity, students compare area and perimeter of pairs of figures, determining which has either the greatest area or perimeter. A reference web site is given for additional activities. 
Lesson Plan
Curated OER

Area of Rectangles and Triangles

For Teachers 8th
Eighth graders practice calculating the perimeter of different shapes. As a class, they work together to calculate the area of rectangles and triangles using the proper formula. To end the lesson plan, they determine how many feet are...
Assessment
1
1
California Education Partners

Tile Mural

For Students 3rd Standards
Paste this resource into your lesson plans like you'd paste a tile onto a mural. Given a diagram of a tile mural with rectilinear figures, future artists determine the perimeters and areas of the figures. They must then develop their own...
Assessment
1
1
Balanced Assessment

Scaling the Stars

For Students 9th - 12th Standards
Examine ratio and scale through coordinate geometry. Scholars use two diagrams of different scale to calculate perimeter and area. Then, individuals use the perimeters and areas to find ratios.
Assessment
1
1
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...
Activity
1
1
Baylor College

Global Atmospheric Change: The Math Link

For Teachers K - 5th Standards
Change up the classroom atmosphere with this interdisciplinary resource. Following along with the children's book Mr. Slaptail's Curious Contraption, these math worksheets provide practice with a wide range of topics including...
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...
Lesson Plan
Curated OER

Balobbyland City Planners

For Teachers 3rd - 5th
Students create a mini city using proportions that fit a model human they construct using tin foil. They plan the city including a library, sports arena, living spaces, parks and businesses. When constructing the paper buildings, they...

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