Lesson Plan
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Properties of Reflections

For Teachers 9th - 10th
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...
Lesson Plan
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The Building Blocks of Geometry

For Teachers 5th
Fifth graders explore geometric building blocks in the real world in order to describe the characteristics and relationships of points, lines, line segments, rays, and planes. This is the first lesson plan in a series of lessons in...
Worksheet
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Units of Length

For Students 7th - 10th
In this length worksheet, students convert measurements of length from one metric unit to another. They measure line segments, indicate their measurements and read a metric ruler.
Lesson Plan
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The Undefined Terms of Geometry

For Teachers 10th
Tenth graders define terminologies related to geometry. In this geometry lesson, 10th graders discuss undefined terms, line segment and ray. They answer the question, how many points it takes to make a line.
Lesson Plan
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Coordinate Plane

For Teachers 10th
Tenth graders plot points on a coordinate plane. In this geometry lesson, 10th graders identify the different quadrants, plots points on a number line and coordinate plane and solve for the midpoint of line segments.
Worksheet
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Midpoint Formula Worksheet

For Students 10th
In this geometry worksheet students use the midpoint formula to determine the midpoint of a line segment given the end points.  The one page worksheet contains eight problems.  Answers provided. 
Worksheet
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Midpoint Formula Worksheet

For Students 10th
In this geometry worksheet, 10th graders use the midpoint formula to calculate the midpoint of a line segment given a pair of coordinates. There are 8 questions with an answer key.
Worksheet
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Building Blocks of Geometry

For Students 9th - 11th
In this geometry worksheet, students answer questions about midpoints, distance, lines and segments. They are given different shapes and asked to calculate the angles, and sides of polygons.
Worksheet
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Geometry Standardized Test Practice

For Students 10th
In this figures and graphs review worksheet, 10th graders solve and complete 23 various types of problems that include identifying various figures and graphs. First, they name the transformation that maps the unshaded figure or preimage...
Interactive
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Circle Theorem

For Students 8th - 10th
In this geometry worksheet, students draw an illustration of a circle centered between two points. They draw three line segments. Students answer two questions about the resulting angles. A sample, interactive drawing is included with...
Lesson Plan
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Measuring Angles

For Teachers 6th
Sixth graders identify and measure right, acute, obtuse, and straight angles. In this geometry lesson, 6th graders review the definition of each angle and are shown examples of each specific angle. Students use toothpicks, gumdrops, and...
Lesson Plan
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Math-Measurement

For Teachers 1st
First graders examine measurement. In this measurement lesson, 1st graders practice using nonstandard units to help in measuring objects. Students listen to How Big is a Foot and complete an activity using unifix cubes to measure line...
Lesson Plan
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Graphics Integrates Fun

For Teachers 7th - 8th
Students take digital pictures of themselves before using a stylus pen on to trace their facial features on a graphic pad. Using an Internet gallery of body drawings they complete a caricature of themselves. In two other activities, they...
Lesson Plan
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Circles

For Teachers 10th
Tenth graders explore and define the radius and diameter of a circle. In this geometry lesson, 10th graders calculate the circumference and area of a circle using real world objects and shapes. They discuss chords and lines tangent...
Lesson Plan
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Keyboard Shortcuts vs Mouse Control

For Teachers 4th - 7th
Students identify and use the computer keyboard to complete simple tasks. Students eliminate the use of the computer mouse to do simple jobs. They use keys that are used alone, keys that specify object labels, Keys that result in objects...
Worksheet
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Cosine

For Students 10th
In this cosine worksheet, 10th graders solve 10 different problems that include various triangles. They determine the cosine of one point in each triangle illustrated. Then, they apply the line segments given to each and solve for the...
Worksheet
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Naming Angles

For Students 10th
In this naming angles worksheet, 10th graders solve 12 different problems by responding to each statement defining the angles shown in each box. They name a linear pair in 3 of the problems and name a pair of supplementary angles in 4...
Lesson Plan
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Around and Around We Go

For Teachers 4th
Fourth graders discover that a polygon is a closed figure formed by line segments, and that the perimeter of a polygon is the sum of the lengths of its sides. They utilize a worksheet imbedded in this plan to gain lots of practice with...
Lesson Plan
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Angles

For Teachers 4th - 5th
Fourth and fifth graders investigate angles and name them according to the criteria for obtuse, acute, and right angles. They examine a human-made yarn pattern on the floor of their classroom and identify angles, vertices, and types of...
Lesson Plan
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Basic Geometry ... A Pathway to Angles

For Teachers 9th
Help 9th graders identify lines, points, rays, and planes in geometry. They  practice identifying, measuring, and drawing angles of different degrees. This is a fundamental lesson to help students learn the building blocks of geometry.
Lesson Plan
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SuperShapes, Part 1; "Tri"ing Triangles

For Teachers 5th - 6th
An outstanding lesson on triangles awaits your math scholars. Learners focus on the triangle, which is the strongest of all polygons. They see the role that triangles play in the design of buildings, and learn about triangle...
Lesson Plan
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Marshmallow Geometry

For Teachers 3rd - 6th
In this three-dimensional shapes geometry lesson plan, learners identify geometric solids and name their properties. They define "face," "edge," and "vertex," and construct geometric solids using marshmallows as vertices and toothpicks...
Worksheet
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The Coordinate Plane

For Students 10th
In this coordinate plane learning exercise, 10th graders solve 20 various types of problems all related to identifying point on a coordinate plane. First, they graph each point on the coordinate plane at the top. Then, students determine...
Lesson Plan
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Making Topographic Maps and Mountain Profiles

For Teachers 7th - 11th
Students study how to mark inclines and construct a mountain profile.  In this topographic map lesson students mark contour intervals and draw mountain profiles. 

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