Curated OER
History and the Approximations of pi
Middle schoolers investigate Pi. In this mathematics lesson, learners discuss the history of Pi and determine how the approximation of Pi was discovered.
Curated OER
Maps and Modes, Finding a Mean Home on the Range
Fifth graders investigate data from maps to solve problems. In this data lesson, 5th graders study maps and collect data from each map. Students present their data in a variety of ways and calculate the mode, mean, median, and range.
Curated OER
Scale Factor Area Perimeter
Mathematicians compare triangles at different scales. In this geometry lesson, high schoolers calculate the area and perimeter of triangles. They use the Ti to make observation of the change that takes place as the triangles are dilated.
Curated OER
Arc Length and Sectors
Find the length of an arc. Students relate central angles to the area and length of a sector and graph circles on the TI to make predictions.
Curated OER
Exploring Diameter and Circumference
Learn how to identify the diameter and circumference of a circle. Then, collect data on a circle and relate it to the diameter and circumference of a circle. Last, plot data and find the line of best fit.
PBS
Accessible Shapes
All the 2-D and 3-D measurement work you need is in one location. Divided into three sections, the geometry lesson plans consist of visualization of three dimensions, classifying geometric figures, and finding surface area and volume....
Illustrative Mathematics
Designs
A resource that makes for excellent group work as learners explore the area and perimeter of different complex designs made up of squares and circles. The commentary gives a clear definition of perimeter, but suggests that group members...
Curated OER
Solving Word Problems with Fish
Send your class fishing...for the right answers! Small groups collaborate to create math word problems based on the fish in their classroom aquarium or on the aquarium itself. After all groups determine the answer for their ownproblem,...
Curated OER
Real-life Problems, Working with Fractions #2
Decimals and fractions can be tricky - especially in word problems! Help your fourth and fifth graders solve these word problems, all of which involve real-life application and decimals or fractions. There are separate spaces for writing...
EngageNY
An Exercise in Creating a Scale Drawing
Design your dream classroom. The lesson plan contains an exercise to have teams create a scale drawing of their dream classroom. Pairs take the measurements of their classroom and furniture and create a scale factor for them. To finish...
Curated OER
Scale Drawing: Insulating an Attic
Have your aspiring contractors compute the length of two walls in a compound-shaped attic when given a scale drawing of it and the other dimensions. They find the area, determine the number of rolls of insulation they will need to...
Curated OER
Scale Drawing: Insulating Another Attic
Give your future household repair specialists a real-life chance to apply the concepts of ratio and proportion. Using a scale drawing, they calculate the missing dimensions of two walls of a compound-shaped attic. They then figure how...
EngageNY
Mid-Module Assessment Task: Grade 7 Mathematics Module 3
Lesson 16 in the series of 28 is a mid-module assessment. Learners simplify expressions, write and solve equations, and write and solve inequalities. Most questions begin as word problems adding a critical thinking component to the...
Curated OER
Courts of Measure
Students practice their area and perimeter measurement. In this measurement lesson, students watch a video about perimeter and area. Students measure a gym for perimeter and area. Students write number sentences for the area and...
Curated OER
An Introduction to Area and Perimeter
Students form rectangles by using tiles, measure area and perimeter by counting. They discover and apply rules for measuring perimeter.
Curated OER
Find the Area or Missing Length of the Polygon
In this area and perimeter activity, students find the length or area of seventeen figures. The figures examined are triangles, trapezoids, parallelograms, rectangles, and hexagons. Some examples and solutions are provided.
Curated OER
Minimize Perimeter
Pupils use the graph and equation of a perimeter function to find characteristics that minimizes the perimeter of a rectangle. They comprehend that in business situations, such as packaging and city planning, minimizing perimeter is an...
Curated OER
Areas and Perimeters
For this area and perimeters worksheet, students compute the area and perimeter of rectangles and squares. This two-page worksheet contains approximately 30 mental problems. Answers are provided beside each question.
Curated OER
Exploring Area/Perimeter Through Coordinate Geometry
Students explore area and perimeter through coordinate geometry using student literature, hands-on manipulatives, and the Internet.
Curated OER
Perimeter, Area, and Volume of a Rectangular Prism
In this prism math lesson, students answer and solve the 10 problem sentences for perimeter, area, and volume of a rectangular prism. Students select their answers from multiple choice options.
Curated OER
Finding Area and Perimeter of Rectangles and Squares Given Vertices
In this area and perimeter worksheet, students find area and perimeter of rectangle and squares given the coordinates of the vertices. Grids are provided for these six problems.
Curated OER
Geometry: Shapes, Area, Perimeter
In this geometry worksheet, students match 5 shapes to several terms, determine the radius and diameter from 2 diagrams, and find the area and perimeter of 3 problems.
Curated OER
Area and Perimeter
In this area and perimeter worksheet, students solve 2 different problems that include a few parts to each. First, they determine how many units shown are the area and perimeter of particular shapes. Then, students draw how they would...
Curated OER
Perimeter: Post Test
In this perimeter worksheet, students answer multiple choice questions about solving problems and rules regarding perimeter. Students complete 10 questions total.