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Lesson Plan
Curated OER

Parallel Lines in Everyday Life

For Teachers 3rd - 6th
In this identifying parallel lines worksheet, students discover examples of parallel lines at school, home, and outside and list them on a chart. Students write at least 10 short answers.
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Unit Plan
Radford University

Parallel Lines Cut by a Transversal

For Teachers 9th - 12th Standards
Use the parallel lines to find your way. After first reviewing geometric constructions and the relationships between angles formed by parallel lines and a transversal, young mathematicians write proofs for theorems relating to parallel...
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Interactive
CK-12 Foundation

Identify Line Types: Intersecting and Parallel Lines

For Students 6th Standards
Navigate your way through a lesson on types of lines. Individuals drag line segments to illustrate paths between pairs of houses on an interactive map. They determine if these line segment pairs are intersecting or parallel.
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Interactive
Physics Classroom

Parallel Circuits - ∆V = I•R Calculations

For Students 9th - 12th Standards
Parallel circuits often provide less of a challenge for teens than parallel parking. An installment of a series on parallel electric circuits requires learners to solve increasingly difficult  levels of calculations. Each level provides...
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Lesson Plan
Curated OER

Parallel and Perpendicular Lines

For Teachers 3rd - 4th
Here is a parallel and perpendicular lines worksheet which has learners respond to 10 questions that require them to identify lines and draw lines.
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Worksheet
Curated OER

Grammar Practice: Parallel Structure

For Students 6th - 8th
Help your young writers improve the clarity of their sentences by showing them how to create parallel structures as they construct sentences. Two exercises give kids practice identifying the correct parallel structure and crafting...
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Worksheet
Curated OER

Gradients of Parallel Line Segments

For Students 7th - 10th
In this gradient worksheet, students draw line segments and determine if they are parallel. They plot points on a coordinate plane and calculate the gradient of each created line. This five-page worksheet contains 8 multi-step problems....
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Worksheet
Curated OER

Parallel Structure

For Students 7th - 8th
Parallel structure is the focus of this activity. Learners answer 20 questions relating to parallel structure. They fix the problems they encounter in each of the sentences.
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Worksheet
Curated OER

Parallel and Perpendicular Lines

For Students 11th - Higher Ed
In this college level mathematics worksheet, students determine if lines are parallel or perpendicular and write the equation of a line described by a given set of conditions. The two page worksheet contains forty=two problems. Answers...
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Worksheet
Curated OER

Parallel Structure and Paired Conjunctions

For Teachers 6th - 10th
In this parallel structure worksheet, students respond to 16 questions that require them to finish the sentences using parallel structure.
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Worksheet
Curated OER

Parallel Lines

For Students 7th - 8th
Based on two sets of parallel lines intersected by a transversal, your young geometers determine the measures of 10 angles by applying the definitions of vertical, corresponding, alternate interior, and alternate exterior angles. When...
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Unit Plan
Radford University

Parallel Lines Cut By a Transversal

For Teachers 9th - 12th Standards
Perhaps planning a city isn't so difficult after all. Scholars first perform geometric constructions and investigate how parallel lines are useful in real-world situations. They then work on a city design project, drawing street maps,...
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Worksheet
Curated OER

Quiz: Angles with Parallel Lines

For Students 7th - 8th
Middle schoolers identify all pairs of angles formed from parallel lines and a transversal. They use the definitions of alternate interior, alternate exterior and corresponding angles to determine the value of given angles. This one-page...
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Unit Plan
Radford University

Parallel Lines, Transversals, and Angles: What’s the Connection?

For Students 9th - 11th Standards
Streets, bridges, and intersections, oh my! Parallel lines and transversals are a present in the world around us. Learners begin by discovering the relationship of the angles formed by parallel lines and a transversal. They then apply...
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Lesson Plan
EngageNY

Looking More Carefully at Parallel Lines

For Students 9th - 10th Standards
Can you prove it? Making assumptions in geometry is commonplace. This resource requires mathematicians to prove the parallel line postulate through constructions. Learners construct parallel lines with a 180-degree rotation and then...
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Lesson Plan
EngageNY

Angles Associated with Parallel Lines

For Students 8th Standards
Explore angle relationships created by parallel lines and transversals. The 13th lesson of 18 prompts scholars use transparency paper to discover angle relationships related to transversals. Learners find out that these angles pairs are...
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Lesson Plan
EngageNY

Parallel and Perpendicular Lines

For Students 9th - 12th Standards
Use what you know about parallel and perpendicular lines to write equations! Learners take an equation of a line and write an equation of a line that is parallel or perpendicular using slope criteria. They then solve problems to...
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Lesson Plan
EngageNY

Characteristics of Parallel Lines

For Teachers 8th Standards
Systems of parallel lines have no solution. Pupils work examples to discover that lines with the same slope and different y-intercepts are parallel. The 27th segment of 33 uses this discovery to develop a proof, and the class determines...
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Lesson Plan
EngageNY

Families of Parallel Lines and the Circumference of the Earth

For Students 9th - 10th Standards
How do you fit a tape measure around the Earth? No need if you know a little geometry! Pupils begin by extending their understanding of the Side Splitter Theorem to a transversal cut by parallel lines. Once they identify the proportional...
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Lab Resource
US Department of Energy

Electric Avenue: Parallel and Series Circuits

For Teachers 6th - 12th Standards
Can you infer the wiring diagram of a series of lights based on their behavior alone? Scholars work with multiple boxes of four lights. They must flip the switch and decide how the lights are wired. By applying their knowledge of...
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Worksheet
Barton Math Class

Parallel and Perpendicular Lines Worksheet

For Students 9th - 12th Standards
With the focus being on parallel, perpendicular, or neither type, practice with three different types of problem solving. Learners start with a simple skill of determining the relationship between slopes and then work towards creating...
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Lesson Plan
Curated OER

Parallel Harmonies

For Teachers 4th - 8th
What is a parallel harmony? You and your class can explore musical terminology through song. You define what a parallel harmony is, the class identifies parallel harmony in music they hear, and then you all sing some examples together....
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Assessment10:41
Mathed Up!

Angles: Parallel Lines

For Students 9th - 11th Standards
Viewers are presented with seven problems with parallel lines and angle relationships and must use the given information to find the measures of specific angles. To finish, they explain their process in finding the measures in the problems.
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Lesson Plan
Curated OER

Parallelism in Our Everyday World: Parallel Lines and Beyond

For Teachers 9th - 10th
Students broaden their outlook on geometry in their everyday environment. They explore the properties of parallel lines and parallelograms and discover ways to prove the existence of parallel lines and discuss the concept of parallel lines.

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