Curated OER
The Difference of 2 Squares
Learners factor a difference of two squares. In this factoring a difference of two squares lesson, students use manipulates cut from a piece of paper to illustrate the difference of two squares. Learners illustrate the...
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Chocolate Squares
In this algebra worksheet, students explore rectangular pattern as they divide up and cut chocolate bars in to 1x1 squares. There is an answer key.
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Area, Arithmetic and Algebra
Explore the concept of this perfect square trinomial and difference of squares lesson. A hands-on activity that uses paper rectangles and squares to illustrate the perfect-square trinomial and difference of squares formulas.
Curated OER
Geometry: Shapes-Squares, Rectangles and Triangles
In this geometry activity, learners distinguish which of eight shapes are squares, rectangles and/or triangles. Students write the name of each shape on the lines provided.
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Area of Rectangles and Triangles
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 activity, they determine how many feet are in...
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Learning by Logic - Total Surface Area
Geometers calculate the area of plane surfaces using the formulas for the area of a square, rectangle, and triangle. They develop the formula for calculating the total surface area of two geometric solids: the cube and rectangular prism.
Arizona Department of Education
Area and Perimeter of Regular and Irregular Polygons
Extend young mathematicians' understanding of area with a geometry lesson on trapezoids. Building on their prior knowledge of rectangles and triangles, students learn how to calculate the area of trapezoids and other...
Curated OER
From a Square to a Rectangle
Eighth graders solve problems involving percentage increases and decreases. Using given percentages, 8th graders transform a square into a rectangle. They apply the area formulas for squares and rectangles.Students observe the percent...
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Calculate Area of Squares and Rectangles
In this area activity, students calculate the area of 2 squares and 1 rectangle, showing their work in a space provided. A reference web site is given for additional activities.
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Area of Rectangles
In this rectangle learning exercise, students find the areas of rectangles and draw squares to a given size, Examples and explanations are provided prior to the exercises. There are eight problems provided on this two-page learning...
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How To Find the Area of a Square And Rectangle
Learners practice using the formula to calculate the area of a square or triangle. They participate in large group guided practice using simple area of squares problems then complete a series of problems calculating the area of rectangles.
Curated OER
The Rectangle/Squares Problem
In this Algebra I/Geometry worksheet, students determine the dimensions of a large rectangle that has been cut into smaller squares of various sizes. The one page worksheet contains one problem with the solutions and an explanation...
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Finding the Area of a Rectangle
In this middle school geometry instructional activity, students determine the area of a rectangle. The instructional activity provides an explanations and example. The one page instructional activity contains three...
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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
Squares and Rhombi
In this squares and rhombi worksheet, 10th graders solve 12 various types of problems that relate to the measurement of a rhombus shown and squares shown. First, they use the square ABCD and the given information to find the value for...
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Area and Perimeter of Rectangles Worksheets (I)
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!
Curated OER
The Math of Science-Squares and Square Roots
In this squares and square roots worksheet, students practice finding the squares of numbers and the square roots of numbers given word problems.
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Area of Rectangles
Seventh graders review the concept of finding the areas of a rectangle. This lesson uses the classroom as a real life application for the formula of area. They measure classroom in order to compute the area.
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Squares and Rhombi
In this squares and rhombi activity, 10th graders solve 8 different problems with quadrilaterals, especially the square and rhombus. First, they use the given rhombus and the given information to find the value for each statement. Then,...
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Area of Rectangles
In this area learning exercise, students find the area of rectangles that are represented by square units. Students complete 6 problems on 10 pages.
Curated OER
Integrated Algebra Practice: Square Roots
In this square roots worksheet, students calculate the square roots of whole numbers and rational numbers. Seven problems have multiple choice answers. The remaining 13 problems are short answer. One problem involves graphing a function....
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Perimeter and Area of a Rectangle
Sixth graders fill out worksheets to find the perimeter and area of rectangles. In this perimeter and area lesson plan, 6th graders color in the area and measure the perimeters.
Curated OER
Four Rectangle Perimeter Problems
In this perimeter instructional activity, students find the perimeter of four rectangles. Explanations, examples, and solutions are provided.
Curated OER
Area
Third graders find areas of rectangles by using square units, apply knowledge to real-life situations, and simplify method of counting square units by multiplying the length times the width.
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