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New York State Standards
In this math worksheet, students review for the high school exit exam of New York. They solve problems using algebra, geometry, and precalculus. There are 30 questions.
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Pythagorean Theorem
In this geometry worksheet, 10th graders solve for missing sides and angles of a triangle. They use the pythagorean theorem to solve for the unknown in a right triangle. There are 5 questions on this worksheet.
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Mirror Symmetry/Mirror Images
Students explore lines of symmetry in geometric shapes. In this geometry activity, students construct angles using mirrors and rubberbands, then predict the number of images that will appear in the reflection. Students reproduce lines of...
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Let the Sun Shine In: Energy Conservation
Students create a project applying their math skills as they discuss energy conservation. For this geometry lesson, students define vocabulary relating to the environment and energy conservation. They construct a building that allow lots...
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Constructing Perpendicular Bisectors
Tenth graders investigate parallel lines and the angles formed when cut by a transversal. In this geometry lesson, 10th graders construct perpendicular lines and discuss midpoint, segments and perpendicular bisectors. They relate...
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Automobile-Accident Reconstruction
Students investigate an accident and relate it to math. In this trigonometry lesson, students measure the accident scene, the friction produced, and the speed from the skid marks. They create a poster of their findings.
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Triangle Conjectures
Tenth graders investigate the theorems of ASA, AAS, AAA and ASA. In this geometry lesson, 10th graders discuss the theorems of triangles and how it is used to solve for missing sides or angles. They review how two angles are formed by...
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Christmas Tree Angles
In this angles worksheet, students measure angles to make triangles and cut them out to make a Christmas tree. Students draw and cut 5 triangles to make their tree.
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Hidden Jewels of Geometry
Students identify different geometric shapes, and arrange them artistically in original jewelry designs.
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Inked Geometric Mandalas
Fifth graders gain an appreciation for mandalas in many cultures. Compare and contrast designs from many cultures. They see geometric design in mandalas and become aware of symmetrical balance and radial balance. They create a mandala...
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Transversal and Angles
Tenth graders identify angles formed by parallel lines and a transversal. Using meter sticks and bolts, they perform hands-on activities to demonstrate the properties of parallel lines and congruent angles. They color code diagrams to...
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Angles
In this math learning exercise, learners measure a series of angles. Then they measure the angles in the triangles and determine the sum of the angles.
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Geometric Basketball Court
Learners calculate the area and perimeter of a basketball court. In this geometry instructional activity, students differentiate between similarity and congruence of geometric objects. They test conjectures and use it to solve problems.
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Christmas Presents
Seventh graders create a graph of their Christmas gifts. They develop categories, compute fractional and decimal parts for each category, identify the number of degrees to represent each fractional part, and create a circle graph to...
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Exploring Arrangements of 2, 3, 4, and 5 Cubes
Students use problem solving skills to create various models of tricubes, tetracubes, and pentacubes. They classify the cubes into various groupings and identify them as mirror images, regular arrangements, and irregular arrangements....
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Strongest Polygon
Students define and identify shapes by name. In this geometry lesson, students construct, identify and compare polygons based on the number of sides. They classify each shape based on their angle sum theorem.
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Tessellation Trial and Error
In this interactive lesson, students review attributes of equilateral polygons. They are introduced to the concept of a tessellation. Using protractors and pre-cut shapes, students arrange a variety of tiles to create tessellations. They...
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Transformations
Students draw on graph paper. For this geometry lesson, students review types of triangles and quadrilaterals. Students investigate geometric transformations, including translation, rotation and reflection. Students practice each...
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Team Puzzles
Fourth graders work in co-operative teams of four to complete a puzzle. Each student initially works independently, and then the team jointly puts together the four shapes they have individually made, to complete the puzzle.
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Measurement via Triangulation
Learners utilize triangulation techniques to determine altitudes of objects. An altitude locator is constructed and used to determine the height of a building or a tree. Tangent tables and formulas provide the ratio for the formula to...
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Altitude Locator
Students use protractors, strings, and straws to construct a device used to determine the height of tall objects. For this applied geometry lesson, students use common objects to construct a tangent height guide. They use principles of...
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CSI Investigation of Congruence and Similarity
Students differentiate between similarity and congruence using polygons. In this geometry lesson plan, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
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Making Parallel Lines
Young scholars differentiate between parallel and perpendicular lines. In this geometry lesson, students make conjectures and apply it to solve real life situations. They collect data and make predictions based on the data.
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Are you in Golden Shape
Students solve and verify the solution for unknown measures. In this geometry lesson, students identify the properties of circles. They use the arc, angle and segment relationship to find the missing measures.