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Properties of Reflections
Students perform transformation on their polygons. In this geometry lesson, students identify the correct transformation of each shape. They move the polygons around on a coordinate plane. There are extension and homework activities...
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Perfectly Puzzling Pentominoes
Second graders utilize manipulatives (pentominoes) to demonstrate knowledge of: lines of symmetry, slides, reflections (flips), rotations (turns), area, and perimeter. This lesson gives students a meaningful way to practice these...
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Traveling aroud Our Town
Students are asked to describe to a partner how he or she walks to school or the bus stop. They are shown on the overhead an one-inch grid paper, and at the intersection of two lines on the grid paper, students are shown a house and...
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Trajectory Perplexity
Students investigate measuring angles correctly through projectiles. In this geometry lesson, students launch a projectile to investigate the importance of how to measure an angle correctly and to explore trajectory. They collect...
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Chords of Circle
For this geometry worksheet, 10th graders solve problems using parallel chords, perpendicular bisectors and chords that are equal distance from the center.
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Lesson 10: Graphs
Learners explore graph theory. In this geometry lesson, graphs are used to solve problems in a variety of domains. In this lesson the term graph refers to a collection of vertices and edges used to depict...
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Shape Collage Pizza
Students identify shapes. In this geometry lesson plan, students cut out various shapes and create a "Shape Collage Pizza." Students glue their shapes onto a pizza template.
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Pascal's Triangle
In this geometry lesson, 10th graders investigate Pascal's Triangles as they relate it to probability problems and geometric problems. They review the theories behind the formulas.
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SAT Grid Ins Practice Test 05
In this SAT practice test worksheet, 12th graders answer 10 short answer questions. Questions are from a variety of topics, but mainly ask about geometry concepts. The test is self-scoring.
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The Very Hungry Caterpillar - Teaching Shapes
Young scholars identify two- and three-dimensional figures and associate them with real-world objects. In this geometry instructional activity, students are read The Very Hungry Caterpillar by Eric Carle and complete several...
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New York State Testing Program
In this math learning exercise, students review concepts in algebra and geometry in preparation for the State Exam. They review slopes and functions, area and perimeter. There are 27 questions.
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The Ice Cream Stands Problem
Tenth graders pretend to set up an ice cream shop in a make believe town of shapes. In this geometry lesson, 10th graders work together to put up an ice cream stand in an ideal location and solve for the minimum given the...
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Special Triangles and Circles
Students investigate special triangles and circles. In this geometry lesson, students construct a perpendicular bisector and discuss angles of a triangle. They find the angle bisectors, vetex and the types of circle constructed.
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Proving the Pythagorean Theorem
Students solve problems using the pythagorean Theorem. In this geometry lesson, students complete proofs using the Pythagorean Theorem. They share their proofs and solutions with their classmates and family members.
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Everyday Objects with Shapes
Young scholars explore geometric shapes. In this geometry and language development instructional activity, students take a walk and look for shapes in the objects outdoors. Young scholars match each of four individual ...
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The Pythagorean Theorem
In this geometry worksheet, 10th graders use the Pythagorean Theorem to determine the length of the third side of a right triangle given the length of any two sides. The three page worksheet contains a combination of seventeen...
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Pairs of Angles
In this geometry worksheet, 10th graders determine the measures of various angle pairs: supplementary, complementary, and vertical angles. The two page worksheet contains a combination of twelve multiple choice and free...
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Exploring Angle Pair Relationships
Students investigate the relationship between angles of triangles. In this geometry lesson, students identify properties of right and non-right triangles. They differentiate between vertical and supplementary angles.
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Exploring Angle/Pair Relationships
Students find missing angles and sides of triangles. In this geometry lesson, students create intersecting lines to measure angles. They use Cabri Software to create virtual angles.
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Corresponding Sides and Angles of Similar Triangles
Students differentiate between corresponding sides ad angles of two triangles. In this geometry lesson, students identify the differences as well as the similarities between two triangles. They differentiate between similar and...
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Side Splitter Triangles
Students investigate the side splitter theorem. In this geometry lesson, students estimate and solve problems dealing with ratios and proportions. They identify angles created by lines that are parallel.
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Finding the Area of a Parallelogram with Translations
Learners calculate the area of a parallelogram. In this geometry lesson, students perform translation using a coordinate plane and coordinate pairs. They perform translation on other polygons.
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Finding the Area of a Parallelogram with Translations
Students calculate the area of parallelograms. In this geometry lesson, students identify properties of parallelograms and use to to solve problems. They create polygons using Cabri software.
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SAS Similarity Theorem
Students identify and use the similarity theorem. In this geometry lesson, students differentiate between congruent and similar triangles. They solve problems using the computer modifying shapes by dragging.
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