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Make a Box

For Teachers 10th - 12th
Learners use specific dimensions to create a box. In this geometry lesson plan, students analyze the different properties of two and three dimensional shapes. They make conjectures and use it to solve problems.
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Triangles in Architecture

For Teachers 10th - 12th
Students find triangles in the real world. In this geometry lesson plan, students analyze and identify properties of two and three-dimensional objects. They differentiate between similarity and congruence.
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Data Representation

For Teachers 8th - 10th
Students solve real life scenarios using math. For this geometry lesson, students collect, predict and interpret data. They measure a chair using different measurements and choose what would make the chair the best design.
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Identifying Lines of Symmetry

For Teachers 8th - 10th
Students calculate the lines of symmetry using polygons. In this geometry instructional activity, students graph, compare and estimate using collected data. They identify different attributes to the polygons based on their sides.
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Studying Special Segments in Triangles

For Teachers 8th - 10th
Students investigate special segments in triangles. In this geometry lesson, students graph, compare, estimate and predict findings based on their data. They differentiate between similarity and congruence of triangles.
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Fractal Fern

For Teachers 8th - 10th
Learners identify the location of coordinate pairs of an image. In this geometry lesson, students perform transformation and identify the image and pre-image point of location. They apply the concept of fractals to...
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Isosceles Triangles

For Teachers K - 2nd
Pupils investigate triangles. In this shapes geometry lesson, students define and state the attributes for equilateral, scalene, and isosceles triangles. Pupils locate the prefix "tri" in a variety of words and make connections with the...
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Midpoint Formula in the Coordinate System

For Teachers 8th - 10th
Students calculate the midpoint of a line. In this geometry lesson, students identify the different parts of the coordinate plane. They use the midpoint formula to find the middle of segments between a pair of coordinates.
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Special Right Triangles

For Teachers 7th - 9th
Students identify the different parts of a right triangle. In this geometry lesson, students use the Pythagorean Theorem to identify missing sides and angles of a right triangle. They work with irrational and rational roots.
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Scale Factor- Surface Area and Volume

For Teachers 9th - 10th
Young scholars calculate the surface area and volume of shapes. In this geometry activity, students create different scales and calculate the volume and area for each shape. They compare and contrast between the different scales and shapes.
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Cubic Unit Models

For Teachers 4th
Fourth graders find the volume of solids. In groups, 4th graders use spinners to determine the dimensions of solids. They construct the shapes, creating a model of the figure Students count the cubes in the model to determine the...
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Geography: Lengths, Perimeter, and Area of Similar Objects

For Teachers 6th
Sixth graders explore characteristics of similar objects. Using attribute blocks, they explore the ratios of the perimeter, area and side length in similar shapes. They calculate and compare the area of shapes.
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Grandfather Tang's Story

For Teachers 1st - 4th
Students construct tangram patters. In this geometry lesson, students read the book Grandfather Tang's Story and visit various websites to practice covering figures with tangrams. Students attempt to construct animal shapes using puzzles.
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Radians, Arc Length, and the Area of a Sector

For Teachers Higher Ed
In this college level geometry worksheet, students convert between degrees and radians.  Students determine arc length and solve problems involving the area of a sector.  The four page worksheet contains seventy-four...
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Angles and Parallel Lines

For Students 8th - 10th
In this geometry worksheet, students identify the interior and exterior angles of parallel lines cut by a transversal. There are 11 questions with an answer key.
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Pairs of Angles

For Students 9th - 10th
In this geometry worksheet, students identify angles formed by intersecting lines. They apply the properties of angles do identify the missing measures. There are 12 questions.
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Triangle Inequalities

For Students 9th - 10th
For this geometry worksheet, students use the inequality theorem to figure out if three segments will make a triangle. They are given the measures of two segments and must figure out the third segment on their own. There are 20 questions.
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Translations

For Teachers 9th - 10th
Students perform translations on different polygons. In this geometry lesson, students create figures that will be used as an assessment to represent transformation. They perform hands on creation and relate it to the real world.
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Classifying Transformations

For Teachers 7th - 9th
Learners analyze different polygons by shapes and sides. In this geometry lesson, students differentiate between similar and congruent polygons. They name the different polygons based on the number of sides.
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Math and Native Americans

For Teachers 7th - 8th
Students explore how math is relevant to Native Americans. Students investigate Indian culture through geometry. They describe and create geometric polygons and patterns. Students problem solve with tangram patterns to make Indian...
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Connecting Measurement

For Teachers 7th - 8th
Students participate in activities the connect measurement to geometry, statistics, estimation, and the real world. They collect measurements from their elbow to the tip of their middle finger and make a box plot of the data as well as...
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Calculate Volume and Surface Area

For Students 8th - 10th
In this geometry skills worksheet, students solve 4 problems that require them to calculate volume and surface area of geometric figures. In 2 problems students work backwards to calculate length.
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Why are Bubbles Spheres

For Teachers 8th - 10th
Students calculate the surface area of different polygons. In this geometry activity, students practice calculating the volume of spheres. They work with cones, cylinders and rectangular prisms.
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Quadrilateral Review

For Teachers 8th - 10th
Learners identify the properties of quadrilaterals. In this geometry lesson, students investigate the history of quadrilaterals and different types of quadrilaterals. They identify the length and mid-segment of each shape.

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