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189 resources with the concept area of rectangles

Videos (Over 2 Million Educational Videos Available)
The Circulatory System Part 1: The Heart Video
8:55
The Circulatory System Part 1: The Heart
Women's History Activator: Eleanor Roosevelt Video
5:34
Women's History Activator: Eleanor Roosevelt
Who was Frederick Douglass? Video
3:07
Who was Frederick Douglass?
Other Resource Types (189)
Lesson Planet

CORE Math Performance Assessment Modules: Grade 3

For Students 3rd Standards
Assess the math skills of third graders by casting them in the roles of cookie makers, data collectors, farmers, gardeners, delivery people, theatre attendees, muralists, and window washers. The nine CORE Math Performance Assessments in...
Lesson Planet

Mathematics Assessment Project: Tests for Middle School

For Teachers 6th - 8th Standards
Good assessments are hard to find—assessments that address content standards and fit into standard class periods. The six assessments in the middle school collection are 80-minute forms, divided into two 40-minute sections, and are...
Lesson Planet

High School Balanced Packet 1 Assessment Tasks

For Students 9th - 12th Standards
Are you looking for assessment tasks for Algebra 1, Algebra 2, or geometry? Check out this collection of 20 assessment tasks designed for high schoolers. Problems are presented with an open-ended format allowing students to use multiple...
38 Items in Collection
Lesson Planet

AP Calculus AB

For Students 11th - 12th
Prepare high school mathematicians for the AP Calculus AB exam with a collection of 38 videos that can be used to introduce the topics or as a review. The videos focus on two processes; differentiating a function and integrating a...
EngageNY

EngageNY Geometry Module 3: Extending to Three Dimensions

For Teachers 9th - 12th Standards
Building on the understanding of congruence studied in Module 1 and on similarity studied in Module 2, the 14 lessons  in the Module 3 collection focus on developing a bridge  from geometric measurement in two dimensions to understanding...
9 Items in Collection
Lesson Planet

Grade 7, Claim 1: Concepts and Procedures Item Slide Shows

For Teachers 7th Standards
Prepare seventh graders for end-of-year assessments with a collection of nine resources packed with teacher and student-friendly slides featuring problems that address the A-I competencies. Questions are modeled after Smarter Balanced...
EngageNY

EngageNY Grade 7 Math Module 3: Expressions and Equations

For Teachers 7th Standards
A math module challenges young mathematicians to generate equivalent expressions.  Scholars demonstrate how order or grouping does not affect the practice of addition and multiplication. By the end of the module, learners recognize and...
EngageNY

EngageNY Grade 6 Math Module 5: Area, Surface Area, and Volume Problems

For Teachers 6th Standards
Scholars take part in 20 lessons covering math concepts—area, surface area, and volume. Learning opportunities enforce knowledge of measurement and geometric shapes. A mid-unit exam challenges pupils to demonstrate what they know this...
22 Items in Collection
Lesson Planet

Common Core Math: 3rd Grade

For Teachers 3rd Standards
Looking for all things third grade Common Core math? Here is the collection you've been waiting for! Third grade math curriculum is rigorous and opens up the doors to bigger algebra concepts that learners will use their entire lives....
Lesson Planet

Area and Perimeter

For Students 3rd - 4th Standards
Get third graders excited to work find area and perimeter of unit squares, rectangles, and irregular shapes. A 36-page packet comes with task cards, graphic organizers, practice worksheets, printables with squares, exit tickets, and word...
Lesson Planet

Creating Area and Perimeter Rectangles

For Students 3rd Standards
Third graders are challenged to draw their own rectangles given a specific area or perimeter. There are no examples of how each rectangle should look, so it is important for learners to persevere in finding a solution. There is more than...
Lesson Planet

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...
Lesson Planet

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 Planet

Determining Rectilinear Area

For Students 3rd Standards
Third graders find the area of rectilinear shapes by partitioning them into two non-overlapping rectangles and adding the areas of the non-overlapping parts together. It allows learners to recognize area as an additive.
Lesson Planet

Determining Area with Square Units

For Students 3rd Standards
Third graders measure area by counting unit squares inside a rectangle.
Lesson Planet

Finding Area by Tiling

For Students 3rd Standards
Third graders find area by tiling a rectangle based on the given side lengths. This helps learners visualize and create the area of a figure. From here, they can count the total number of tiles inside the rectangle to find the answer.
Lesson Planet

Finding Side Length (Given Area)

For Students 3rd Standards
Area is the amount of space that takes up the inside of a figure. To find the area of a rectangle, one must multiply the length by the width. Here, third graders are challenged to find the missing side length, given the area.
1 In 1 Collection
Lesson Planet

Exploring 3-D Geometry

For Teachers 6th - 8th Standards
Take young mathematicians on an exploration of the world of 3-D geometry with this seven-lesson unit. After first defining the terms perimeter, area, and volume and how they apply to the real world, students continue on to learn the...
1:05
Lesson Planet

Multiplying Monomials

For Students 7th - 9th
Multiply polynomials with Sal Khan! In this one-minute video, Sal describes what a monomial is, and how it can be used to express the area of a rectangle.
Lesson Planet

Area and Perimeter Activities

For Teachers 3rd - 5th Standards
Read this article before you begin teaching geometry! It gives teachers some insight into the world of teaching geometry to young learners, and four area and perimeter lessons are attached. 
Lesson Planet

Secret Formulas

For Teachers 3rd - 5th
Learners calculate the perimeter of rectangles and squares. They imagine trying to build a fence around a yard or trying to determine how much paint they need to paint a room. They also develop formulas and procedures for determining the...
Lesson Planet

Sports Bag

For Teachers 6th - 8th Standards
Lay it out using the least amount of material. Learners use the dimensions of a cylindrical sports bag to find out the size of pieces of material needed to sew them. The pupils find the best placement of the pieces to use the least...
2:27
Lesson Planet

Find the Height of a Rectangle Given the Area (Example)

For Students 6th - 8th Standards
Just how long is that rectangle? Pupils watch a short example on finding the base of a rectangle. The video shows how to use the formula for area to solve for an unknown measure knowing the other two.
6:25
Lesson Planet

Dimensions That Maximize the Area of the Rectangle

For Students 11th - Higher Ed
Opt to learn about optimization. Young mathematicians view an educational video that posits the question: For a given perimeter, what are the dimensions that maximum the area of a rectangle? With the use of optimization skills, they...