Curated OER
Fraction Patterns Worksheet
In this fractions and patterns worksheet, students make patterns of parallelograms and trapezoids using pattern blocks. Students complete 6 problems.
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Four Rectangle Perimeter Problems
In this perimeter instructional activity, students find the perimeter of four rectangles. Explanations, examples, and solutions are provided.
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Can You Make Quadrilaterals?
Students identify and describe squares, rectangles, parallelograms, trapezoids, and kites. In this quadrilaterals lesson plan, students put the quadrilateral shapes into a chart.
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Closure Activity for Square Numbers
In this closure activity for square numbers instructional activity, 9th graders evaluate if numbers are square numbers by determining if it can be modeled by a square (the shape) for 13 tasks.
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Circumscribed Polygons
Students investigate polygons and construct ferris wheels. In this geometry lesson plan, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and circumscribed polygons.
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Fractal and the Dragon Curve
Students explore Fractal designs. In this geometry activity, students observe the different polygons created in nature and relate it to math. They define polygons on planes and rotate polygons about a point.
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Perimeter and Area of Rectangles (A)
In this perimeter and area worksheet, students calculate the perimeter and area of rectangles that are measured in centimeters containing numbers with decimals. Students complete 4 problems.
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Area and Perimeter of Trapezoids (A)
In this area and perimeter instructional activity, students find the area and perimeter of trapezoids containing numbers with decimals. Students complete 6 problems.
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Mandalas : polygons
Fourth graders create mandalas. For this mandala lesson, 4th graders look at these polygons in nature and man-made forms. They create their own by using tangrams.
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Plane Figures
Fifth graders create polygons requested by their teacher. In this polygons lesson, 5th graders watch a video and listen to a song about polygons. Then, students take turns labeling various polygons and practice making polygons.
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Hexagon Island
Students identify different polygons. In this geometry lesson, students name polygons using the number of sides. They calculate distance and slopes using the correct formula.
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The Dominoes Problem
In this dominoes puzzle, students, using dominoes, create a 4 x 4 square which has equal sums for each of the four sides. This one-page problem contains 1 problem.
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The Gambling Problem
In this gambling worksheet, students determine the amount two people made while gambling in Atlantic City. They identify and compute a factorial and a number squared. This one-page problem contains 1 problem. This...
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Polygons and Vertices
In this geometry worksheet, students analyze different polygons and relate it to a circuit board. They find the odd degree Euler circuit and identify the vertices of the odd degree. There are 3 questions with an answer key.
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Triangle Angle-Sum Theorem
For this polygons worksheet, learners fill out a graphic organizer about the name of the polygon, the number of sides, the angle sums, and more. Students complete this for 5 polygons.
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Square of a Binomial
In this squaring the binomial worksheet, students expand the binomial by squaring the expression. There are 2 multiple choice questions.
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Nine Quadrilateral Problems Involving Angle Measures and Classification
In this quadrilaterals worksheet, students calculate the measure of angles in five parallelograms, name a quadrilateral, and find values of given variables in three diagrams. The solutions are provided.
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Angles, Symmetry, and Quadrilaterals in Four Exercise Sets
In this angles worksheet, students calculate the size of angles, draw lines of symmetry, and form quadrilaterals in four exercise sets. The solutions are provided.
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Describe Five Polygons
In this polygons worksheet, students use the parallel, acute, right, obtuse, straight, and reflex to describe the five shapes provided.
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Measuring for Perimeter
Third graders find the perimeter of a polygon. In this measurement activity, 3rd graders use yardsticks to measure straight-lined objects to the nearest 1/2 inch. Student choose a "mystery object," find the perimeter, and record it on...
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Problem Solving Using Power Polygons
Students investigate geometric shapes by creating figures on a plane. For this polygon lesson, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
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Find the Radius of the Smallest Circle that Contains the Figure
In this geometry worksheet, students calculate the radius of the smallest possible circle that contains the figure provided. The complete solution is provided by clicking on the "show solution" button found below the problem.
National Council of Teachers of Mathematics
Perplexing Parallelograms
In this geometry worksheet, young mathematicians divide a parallelogram into four, by choosing points along a diagonal. Students calculate the area of each parallelogram and look for any patterns that may emerge. The one-page...
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Math Club Worksheet #2e
In this geometry activity, students practice solving 1 warm up equation involving the missing side of a rectangle. Students find the area of a given rectangle.