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Unit Plan
Mathematics Vision Project

Module 5: Modeling with Geometry

For Students 9th - 12th Standards
Solids come in many shapes and sizes. Using geometry, scholars create two-dimensional cross-sections of various three-dimensional objects. They develop the lesson further by finding the volume of solids. The module then shifts to finding...
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Lesson Plan
Curated OER

Exploring Geometry on the Sphere

For Teachers 9th - 10th
In this geometry worksheet, learners define important vocabulary dealing with circles. They measure cricles to the nearest degree. There are 11 word problems to be solved.
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Lesson Plan
PBS

Geometry: Hide and Seek

For Teachers 5th - 7th Standards
A geometry game that resembles Battleship is the foundation for hide and seek where "hiders" draw shapes on coordinate planes and "seekers" must guess the shape and its location based on questions and clues. Reproducible, paper-sized...
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Lesson Plan
Texas Instruments

Drawing a Line Tangent to a Circle

For Teachers 9th - 12th Standards
Explore lines tangent to a circle. In this math lesson, students manipulate circles and lines on a TI calculator. They draw a circle  and analyze perpendicular lines intersecting the circle in only one place. This activity works best if...
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Interactive
CK-12 Foundation

Existence: One-to-One Functions and Inverses

For Students 11th - Higher Ed Standards
One-to-one means the answer is simple, right? Given four graphs, pupils use a vertical line to test each graph to find out if they are one-to-one. By using the resource, learners realize that not all one-to-one relations are functions....
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Interactive
CK-12 Foundation

Addition and Multiplication Properties with Real Numbers: The Secret of Subtraction

For Students 6th - 8th Standards
An interactive boosts mathematicians' knowledge of subtracting integers using a horizontal number line by way of multiple-choice, true or false, and discussion questions. 
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Worksheet
Curated OER

Segment Exercises

For Students 3rd - 5th
In this segments worksheet, students draw a figure for each problem where line segments intersect at a certain point and label each line and intersection. Students complete 3 problems total.
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Worksheet
Curated OER

Symmetry Using Polygons

For Students 8th - 10th
Working on symmetry in your class? If so, this worksheet might be for you. Learners observe different triangles and quadrilaterals, determine which are symmetrical, draw in the lines of symmetry, and color the symmetrical shapes. In...
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Worksheet
Curated OER

Countdown Challenge: Live Symmetry in Regular & Irregular Polygons

For Students 7th - 8th
In this symmetry worksheet, learners identify lines of symmetry in given polygons. They discover the correlation between the number of sides and the number of lines of symmetry. Students determine the lines of symmetry in irregular...
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Worksheet
Curated OER

Countdown Challenge Symmetry

For Students 6th - 8th
In this symmetry worksheet, students identify the lines of symmetry in given polygons. They match the number of lines of symmetry to the correct figure. This one-page worksheet contains seven problems.
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Worksheet
Curated OER

Geometry: Basic Constructions

For Students 10th Standards
In this geometry activity, 10th graders use a straightedge and a compass to construct congruent segments and angles, bisect a segment and an angle, construct perpendicular and parallel lines, construct tangents, circumscribe a circle...
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Lesson Plan
Curated OER

Dividing Line Segments into n Congruent Parts

For Teachers 9th - 10th
Students identify lines, and line segments. In this geometry lesson plan, students divide line segments into equal congruent parts. They complete a laboratory activity dealing with lines and segments.
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Lesson Plan
Curated OER

Constructing Parallel Lines

For Teachers 8th - 10th
Students construct parallel lines using a protractor and a straightedge. In this geometry lesson, students identify the properties of parallel lines. They use Cabri to graph and observe the lines.
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Worksheet
Curated OER

Geometry - Segment Exercises

For Students 3rd
In this geometry worksheet, 3rd graders draw the figure that is describe in each sentence. They use line segments and points as they draw or label each figure.
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Worksheet
Curated OER

Geometry - Segment Exercises

For Students 3rd
In this geometry worksheet, 3rd graders complete 5 exercises with line segments. They name segment that are shown in figure, compare the lengths of segments, name intersections, and tell alternate ways of naming segments.
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Worksheet
Curated OER

Lines of Symmetry

For Students 1st - 3rd
In this geometry skills practice worksheet, learners respond to 3 questions that require them to identify lines of symmetry.
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Worksheet
Curated OER

Concurrent Lines, Medians and Altitudes

For Students 9th - 10th
In this geometry worksheet, students construct angles and identify medians and altitudes. They use a compass and protractor to perform heir construction. There are 28 questions.
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Worksheet
Curated OER

Draw Lines, Line Segments, and Rays

For Students 10th
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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Worksheet
Curated OER

Quiz: Lines and Planes

For Students Higher Ed
In this lines and planes worksheet, students answer eight true and false questions telling if two line segments are parallel or in the same plane. Students tell the line on the intersection of two lines and name the plane the lines are on.
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Worksheet
Curated OER

Parallel Lines

For Students 10th
In this parallel lines instructional activity, 10th graders solve 10 different problems that include determining various parallel lines. First, they describe the locus of an object that has to be kept equidistant from 2 parallel objects....
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Worksheet
Curated OER

Reflection in a Line

For Students 10th
In this reflection of a line activity, 10th graders identify 10 different reflections of lines as stated in each. First, they determine the image of a point under a reflection across the x-axis. Then, students find x, y, and z of a...
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Worksheet
Curated OER

Parallel Lines

For Students 10th
In this parallel lines worksheet, 10th graders solve and complete 16 different types of problems. First, they name the lines that are parallel to those listed. Then, students find that values that make each set of line parallel. They...
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Worksheet
Curated OER

Lines and Angles

For Students 6th - 8th
In this math worksheet, students find the information concerning the line segments and angles. They define the complimentary and supplementary angles.
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Worksheet
Curated OER

Line Symmetry

For Students 10th
In this line symmetry worksheet, 10th graders solve and complete 10 different problems that include various types of figures. First, they classify each figure illustrated as horizontal, vertical, both, or neither line of symmetry. Then,...

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