Curated OER
Application of Properties of Quadrilaterals in the Coordinate Plane
Students apply definitions and theorems to verify special quadrilaterals
using coordinate geometry. They apply the slope formula, the midpoint
formula, and the distance formula to justify that a given quadrilateral is a
parallelogram....
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Quilt Squared
Students study West Virginia quilts. In this mathematics instructional activity, students use symmetry, geometric shapes, and patterns to create their own quilt square.
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The Five Number Game
Students explain what it means to square numbers. They explain what it means to cube numbers. Students define prime numbers using their own language. They are introduced to the problem by playing one game as a class.
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Pythagoreum Theorem
Students practice assessing how to apply the formulas for the area of parallelograms and triangles. They recount the contributions of Pythagoras and apply the theories of the Pythagorean theorem in a group project to calculate the...
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Count Them Up
Pupils calculate area using the geoboard application on their calculators. They use a TI-73 calculator to find the areas of the shapes provided in the accompanying worksheet. Screen shots and instructions for creating shapes in the...
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Going out of Business: Pythagorean Theorem
Students find the length of diagonals. In this Pythagorean theorem lesson, students use the Pythagorean theorem to determine the length of diagonals.
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Learning Colors and Shapes
In this colors and shapes worksheet, students look over a box full of different shapes, color the triangles red, squares blue, rectangles yellow, ovals green, circles purple and the diamonds orange.
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An Introduction to Quadrilaterals
Young scholars explore the concept of quadrilaterals. In this quadrilateral instructional activity, students play with a floor tile applet to see that there are many types and characteristics of quadrilaterals including parallelograms,...
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Fall Plowing: Drawing to Scale
Students explore coordinates and scale drawings. In this drawing to scale lesson, students discuss symmetrical and asymmetrical shapes, geometric, shapes and estimation of size. Students recreate a portion of a drawing using a...
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Investigation - Patterns
Students create a pattern out of pattern blocks. In this math lesson, students work with a partner to investigate the pattern they have. Within that group, students continue to design the pattern by adding the next two pieces....
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Area and volume, Prisms and Pyramids
In this geometry worksheet, students solve for the volume and area of given polygons. They find the surface area and identify the different parts of the polygon. There are 10 questions.
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Median of a Trapezoid
Students find the median of trapezoids and other polygons. For this geometry lesson, students identify important properties of trapezoids. They create trapezoids and polygons using Cabri software.
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Surface Area of Pyramids
Students identify the surface area of pyramids and other polygons. In this geometry activity, students find the different measurements for the different parts of a polygon. They use the surface area formula to solve for the surface...
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Symmetry
Students identify the different symmetry in polygons. In this geometry lesson, students identify line, rotational and point symmetry in different objects. They find the symmetry with 90% accuracy.
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Euler Characteristic
Students identify the different properties of Euler's Characteristics. In this geometry lesson, students identify the shape and surface a polygon. They relate the concept of Euler to solving real world problems.
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Quiz: Similarity
For this similarity worksheet, students use the characteristics of similar figures to determine the length of one side of a polygon, the height of a tree, or the shortest side of a triangle. They also identify similar figures. ...
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Geometry
In this geometry activity, students determine what if 6 different shapes are a circle, square, triangle or a rectangle. Students bubble in their answers.
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Find the 2D shape
In this 2D shapes worksheet, students find the rectangular prism, triangular prism, pentagon, and triangle. Students have 3 shapes to choose from in each of the 4 problems.
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Geometry
In this line and angles instructional activity, students explore basic geometry vocabulary. They classify polygons. Students determine the area and perimeter of given shapes. They examine the parts of a circle,...
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Similar Polygons Multiple Choice
In this geometry worksheet, students differentiate between similarity and congruence. They find the correct answer using the theorems of similarity and congruence. There are 5 questions with an answer key.
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Measuring Body Angles
Learners use technology to graph and compare angles. In this geometry lesson, students range of motion in the environment. They identify the missing parts of polygons using similarity and congruence.
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Troublesome Towers
Students observe solids and identify parts that make up the surface area. In this geometry lesson, students calculate the surface are of solids and cones. They find polygons and solids in the real world.
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Determine the Coordinate of Transformations
Students investigate transformation on a coordinate plane. In this geometry lesson, students identify pairs of coordinates and their location on the grid. They perform rotation and reflection of each polygon.
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Effect on Surface Area and Volume
Students identify the effect the change of dimensions causes for the volume and surface area. In this geometry lesson, students compare perimeter, area and volume as they play around with the dimensions of the polygons. They discuss...