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Worksheet
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Worksheet 21

For Students 11th - Higher Ed
In this math instructional activity, students draw two vectors u and v based at the same point. The vectors are considered neither parallel nor orthogonal.
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Worksheet
Curated OER

Worksheet 23 Spring 1996

For Students 11th - Higher Ed
In this math worksheet, students fill in the missing boxes while investigating the concept of vectors. They determine if two vectors are orthogonal or parallel.
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Worksheet
Curated OER

Lines-Online Quiz

For Students 6th - 7th
In this math instructional activity, students identify pairs of lines as parallel, intersecting, perpendicular, or none of the above. Each problem is presented as a drawing of two lines. The students click in the box that tells their...
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Lesson Plan
Curated OER

Sail Problem

For Teachers 9th - 12th Standards
High schoolers explore the proportional relationships involved in multiple parallel lines being cut by a transverse line. They complete a sail design problem, that involves finding the lengths of pieces of fabric along the edge of a sail...
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Lesson Plan
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Slope and Parallel Lines

For Teachers 9th - 10th
Students plot pairs of Cartesian coordinates on graph paper and connect points with straightedges. They examine the lines and determine if they are parallel or not by finding the equations of the lines and comparing the slopes. They...
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Lesson Plan
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What's The Idea?

For Teachers 6th
Sixth graders explore line segments, rays, parallel, perpendicular and intersecting lines. The teacher discusses, with the class, real life items that represent each geometric idea studied. They use cotton balls, strings and popsicle...
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Lesson Plan
Curated OER

Parallel and Perpendicular Lines

For Teachers 4th
Fourth graders examine parallel, perpendicular and intersecting lines. They create a drawing using examples of each type of line. They color code and explain the characteristics of specified lines.
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Lesson Plan
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Of Mice and Men

For Teachers 8th
Eighth graders successfully create a newspaper that reflects the Great Depression Era using texts and clues from the literary work Of Mice and Men by John Steinbeck and Something Permanent by Cynthia Rylant and Walker Evans.
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Lesson Plan
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Declaration of Independence

For Teachers 9th - 12th
Students analyze a copy of the Declaration of Independence to discover how it was adopted, approved, and signed. The tone and style of the document are analyzed for intention through an exploration its the language and vocabulary.
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Lesson Plan
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Walking With a Line

For Teachers 1st - 12th
Students create various design drawings using parallel, oblique, and divergent lines and the medium of black paper and colored gel pens.
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Lesson Plan
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Determining Angle Measure with Parallel Lines

For Teachers 9th - 12th
Learners observe and solve examples of corresponding angle postulates, alternate interior angle theorems, and exterior and consecutive angles. They complete the Determining Angle Measure With Parallel Lines worksheet.
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Lesson Plan
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Are We Sure They Are Parallel?

For Teachers 4th
Fourth graders explore the definition and properties of parallel lines. This high level instructional activity has students calculate the slope of the two parallel lines, and draw the lines on a Caretsian coordinate system.
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Worksheet
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Practice Problems

For Students 5th - 10th
Students will determine the relationship between two line segments in a given three-dimensional figure. Figures are either rectangular or triangular prisms.
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Lesson Plan
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Identifying Parallel and Perpendicular Lines

For Teachers 5th - 6th
Students explore basic geometry. In this geometry lesson, students study points and lines that exist in flat planes. Students investigate parallel and perpendicular lines.
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Lesson Plan
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Batteries and Bulbs

For Teachers 7th - 12th
Students examine the uses of batteries and bulbs and explain the differences between series and parallel circuits.  In this circuits lesson students complete a lab activity.
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Worksheet
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Parallel Lines and Triangles

For Students 9th - 12th
In this triangles activity, students solve 1 problem of multiple variables within a single picture of various triangles intersecting with a pair of parallel lines.
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Lesson Plan
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Properties of Lines - Parallel and Perpendicular

For Teachers 6th
Sixth graders identify parallel and perpendicular lines in the alphabet. In this line properties lesson, 6th graders use the letters of the alphabet to show parallel and perpendicular lines. Students open a Geogrid Mat on the computer...
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Worksheet
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Describing Lines

For Students 3rd
In this geometry learning exercise, 3rd graders examine 4 lines. They label the horizontal line, the vertical line, and the set of parallel lines.
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Worksheet
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Parallel, Intersecting, and Perpendicular Lines

For Students 10th
In this geometry lines worksheet, 10th graders solve 9 different problems related to various types of lines found in geometry. They classify each pair of lines shown as either parallel, intersecting, or perpendicular lines.
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Worksheet
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Finding Unknown Angles

For Students 10th
In this finding unknown angles worksheet, 10th graders find each numbered angle's measure for 20 different angles shown in the diagrams. They calculate the size of an angle when the other two angles are known to equal 180 degrees. Then,...
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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...
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Worksheet
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Geometry

For Students 4th - 5th
In this geometry learning exercise, learners utilize mathematical strategies to figure out which of four lines are vertical, horizontal and/or parallel.
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Lesson Plan
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Angles and Parallel Lines

For Teachers 6th
Sixth graders draw parallel and intersecting lines to observe and examine the characteristics of alternate interior angles, vertical angles, corresponding angles, and supplementary angles. Through observation, they discover the...
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Lesson Plan
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Math: A Geometric Neighborhood

For Teachers 6th - 8th
Young scholars, as a final project, draw a picture of their ideal neighborhood on a sunny day. In addition to the sun, their drawings include homes, trees, streets, and selected objects. Each object in their drawing has a written...