Curated OER
Transformations
Young scholars draw on graph paper. In this geometry lesson plan, students review types of triangles and quadrilaterals. Young scholars investigate geometric transformations, including translation, rotation and reflection. Students...
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Geometric Probablitiy: Spinners and Dartboards
Sstudents explore and analyze the properties of geometric areas. In this geometry lesson, sstudents use technology to simulate spinners and dartboards in order to fing areas of circles and sectors of circles and compare and contrast...
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Finding Coordinates on a Grid
In this finding coordinates on a grid worksheet, 3rd graders write the name of the shape that corresponds to eight given coordinates.
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Shapes and Coordinates
In this shapes and coordinates learning exercise, students identify the shapes that are located and given coordinates on graphs. A reference web site is given for additional activities.
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Shapes and Coordinates Practice
In this shapes and coordinates worksheet, students write the name of the shape that corresponds to given coordinates. A reference web site is given for additional activities.
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Drawing a Perspective Floor
Tenth graders investigate the three D world of building. In this geometry lesson, 10th graders investigate math as it relates to the real world, increasing their perspective on mathematical concepts. They realize there is more to math...
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Area, Perimeter Word Puzzle
Students measure planes and solids. In this geometry lesson, students find the area and perimeter of different polygons.They complete a word puzzle to review their vocabulary words.
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Pythagorean Theorem
Students solve problems using the Pythagorean Theorem. In this geometry lesson plan, students identify the sides and angles of a right triangle. They find the different trigonometric ratios and solve using sine, cosine and tangent.
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Creating Tessellations
Third graders explore the history of tessellations; then use art and geometry to create an original tessellation.
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Rotations (2)
In this graphing worksheet, 5th graders focus on rotations. Students use rotations of 90 degrees and 180 degrees to create 6 geometric figures that are represented.
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Reflections (2)
In this graphing activity, students focus on reflections. Students use rotations to create 6 geometric figures that are represented on the x or y axis.
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Perimeter
Fifth graders create math word problems. In this geometry activity, 5th graders define perimeter and discover how to find the perimeter of a rectangle, a square and a regular polygon. Students write word problems on finding the...
Pennsylvania Department of Education
Rotational Symmetry of Polygons and Other Figures
Learners explore geometry by participating in a shape rotation experiment. In this symmetry lesson plan, students identify the term symmetry and a list of other geometry vocabulary. Learners analyze shapes as they are turned 90 degrees...
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Radius, Diameter and Area
Students identify the radius and diameter of a circle. In this geometry lesson, students calculate the volume and area of a cylinder and circle. They relate the circumference of a circle to Pi.
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Tests for Parallelograms
In this tests for parallelograms activity, 10th graders solve 7 various types of geometry problems that include parallelograms. First, they determine if each quadrilateral is a parallelogram and justify their answers. Then, students find...
Curated OER
Draw Lines, Line Segments, and Rays
In this lines, line segments, and rays worksheet, 10th graders solve and complete 10 different problems that include lines, rays, and line segments. First, they define each term and identify the differences between all three. Then,...
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Classifying Triangles
In this classifying triangles worksheet, 10th graders solve 12 different problems that include classifying various types of triangles. They classify and then identify each of the given triangles as isosceles, scalene, or equilateral....
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Exploring Volume of Cylinders
Tenth graders investigate the volume of a cylinder. In this geometry lesson, 10th graders create three-dimensional cylinders and use a ruler to determine the dimensions. The lesson progresses to the use of the formula to find the...
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Vectors
In this geometry worksheet, students investigate vectors. They add, subtract and identify the magnitude of each vector. There are 4 questions with an answer key.
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Transformations
In this geometry worksheet students rotate, reflect, and translate geometric shapes. The four page worksheet contains seventeen problems Solutions are not provided.
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Symmetry in Kaleidoscope Designs
Students define reflection, rotation and symmetry. In this symmetry lesson, students move the graph around the coordinate plane and identify the line of symmetry. They identify the different designs of a kaleidoscope.
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Discovering Euler’s Formula for Planar and 3D Figures
In this Geometry instructional activity, 10th graders investigate the number of regions, edges, and vertices of sixteen planar figures in order to discover Euler’s Formula. The two page instructional activity contains a chart for the...
Curated OER
Translations
Students perform translations on different polygons. In this geometry instructional activity, students create figures that will be used as an assessment to represent transformation. They perform hands on creation and relate it to the...
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Hexagon Island
High schoolers 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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