Curated OER
Area-Time to Get in Shape
Students investigate the properties of triangles and parallelograms. In this geometry instructional activity, students calculate the formula used to find the are of a triangle and other polygons. They create a visual model to represent...
Curated OER
Area Of Triangles
In this math worksheet, students complete 19 problems where they find the area of triangles by utilizing a variety of shapes and numbers. This worksheet would be an excellent homework assignment.
Curated OER
Exploring Areas of Irregular Polygons
Young scholars solve for the area of different polygons. In this geometry lesson, students identify and differentiate between regular and irregular polygons. They use properties of irregular polygons to solve problems.
Illinois State Board of Education
Geoboard Areas
Middle school geometers determine the area of a shape on a geoboard or dot paper and draw figures that meet given area conditions. Working as a class, they develop and discuss various ways to draw geometric shapes with specified...
Curated OER
Shapes to Forms
Here is a math lesson that is really a visual arts lesson in disguise! In it, pupils utilize their knowledge of geometric shapes and forms to create a detailed version of a cylinder. The instructions on how to go about the task are very...
PBS
Surface Area and Volume
You and your class will like this lesson on using visual models to relate the volume and surface area of solid shapes. Learners construct three-dimensional forms using nets. They calculate the surface area and volume for each and then...
Curated OER
Prairie Find Outdoors
Students take a field trip to a local prairie. Using identification books, they identify various forbs and grasses in the prairie. As a class, they discuss the importance of forbs and grasses to the ecosystem and review the various types...
Curated OER
Finding Area of Triangles
In this area of triangles instructional activity, students calculate the area of 4 given triangles, writing total area beneath each. A reference web site is given for additional activities.
Curated OER
Tantalizing Tangrams
Students explore "area." In this tangram geometry and measurement activity, students arrange tangram pieces to find the area of characters presented in a story they listen to on a website. Website information and related...
Curated OER
Area Worksheets
With the right introductory activities, area can be an easy topic for students to understand.
Curated OER
Area And Perimeter
Fifth graders practice the skills of finding the perimeter and area of different objects. They integrate technology tools by using a computer software program during the class as the second half of an assessment of measuring student...
Curated OER
Surface Area
In this surface area activity, learners complete several activities with the given shapes that help them identify and find the surface area of shapes.
Curated OER
Geometry: Area
Students visit various websites to calculate the area of circles, triangles, rectangles, trapezoids, and parallelograms. They explore math problems and play interactive games dealing with geometry.
Curated OER
Calculate Surface Area
In this geometry skills activity, students solve 3 problems that require them to calculate the surface area of geometric figures.
Curated OER
Pooling Around
Students complete a unit of lessons on computing area and volume. They play a Jeopardy game of basic area formulas, calculate surface area of shapes, develop a Powerpoint presentation, and conduct a simulation of finding the surface area...
Curated OER
Circle Area, Perimeter and Circumference
In this geometry skills worksheet, students respond to 7 questions that require them to find the area, perimeter, and circumference of circles.
Curated OER
Circles Area Perimeter and Circumference
In this circles learning exercise, students calculate to find the area, radius, circumference and perimeter of circles. A reference web site is given for additional activities.
Illustrative Mathematics
Use Cavalieri’s Principle to Compare Aquarium Volumes
Learners are designing a stunning new water feature for an aquarium, but they soon discover that more than just a pretty home for their fishy friends is required. From calculating the volume of a composite shape through the...
Concord Consortium
Three Rubber Bands
Stretch your mind about triangles. Given a triangle, scholars consider a smaller triangle formed when they stretch three rubber bands from each vertex to the opposite side. They determine the ratios of the areas and perimeters of the...
Curated OER
Area of Squares, Rectangles and Parallelograms
In this geometry worksheet, 10th graders define polygon shapes. They calculate the area of each shape given the sides of the shapes. There are 14 questions with an answer key.
Curated OER
Get Your Numbers in Shape - TI-83
High Schoolers use the TI-83 calculator to produce a sequence, explore patterns and find a linear or quadratic equation for a given pattern. They use inductive reasoning to make conjectures about patterns. They find the Y-value of a...
Curated OER
Shape Shifters- Trees and the Environment
Students make a tree sculpture. In this trees and the environment lesson plan, students learn about the parts of a tree, discuss what a tree needs in order to grow, find images of trees in art and nature, use various materials to create...
Curated OER
Side Length, Perimeter, and Area of a Rectangle
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...
Curated OER
The Shape of Home
Students define home and understand that home is not the same to everyone. In this homes lesson, students participate individually and in groups to create a classroom definition of home. Students discuss the events in the story the Shape...