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Lesson Plan
Curated OER

Angles, Lines, and Transversals

For Teachers 8th - 10th Standards
Geometers identify and determine angle pair relationships when two parallel lines are intersected by a transversal. They review the concepts of angles by watching streaming video clips online, read definitions of lines and angles from...
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Worksheet
Curated OER

Lesson #46: Bar Graphs and Line Graphs

For Students 7th - 9th
In this bar graphs and line graphs worksheet, students interpret bar graphs, line graphs, and box-and-whisker plots.  They find the measures of central tendency.  This three-page worksheet contains notes, vocabulary, and approximately 10...
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Worksheet
Curated OER

Quantitative Data

For Students 6th - 9th
In this quantitative data worksheet, pupils compute measures of central tendency, draw vertical line diagrams, and compare collected data. This 23-page worksheet contains approximately 100 multi-step problems. Explanations and examples...
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Lesson Plan
EngageNY

Every Line is a Graph of a Linear Equation

For Teachers 8th Standards
Challenge the class to determine the equation of a line. The 21st part in a 33-part series begins with a proof that every line is a graph of a linear equation. Pupils use that information to find the slope-intercept form of the equation...
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Worksheet
Curated OER

Contour and Cross-Section Skills

For Students 7th - 12th
For this geography worksheet, learners identify the Wolf Creek Crater and how it was formed. They examine a contour map given of how the crater would look from above. Then, pupils use a ruler to draw lines as on the graph to the side....
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Lesson Plan
Curated OER

Lines of Symmetry - Mirror Dance

For Teachers 5th
Fifth graders analyze how to divide space or shape into mirror sections to create lines of symmetry. In this lines of symmetry lesson, 5th graders discuss symmetry in dance, math, and living. Students participate in a dance warm-up and...
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Lesson Plan
Curated OER

Functions and the Vertical Line Test

For Teachers 7th - 9th
Students examine functions and function notation. They use computer activities to discover how to graph functions, and conduct a vertical line test. Students describe spatial relationships using coordinate geometry.
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Lesson Plan
Virginia Department of Education

Lines and Angles

For Teachers 9th - 11th Standards
Explore angle relationships associated with transversals. Pupils construct parallel lines with a transversal and find the measures of the angles formed. They figure out how the different angles are related before constructing...
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Interactive
Khan Academy

Challenge: Lined Paper

For Students 6th - Higher Ed
Now create your own graph paper with this JavaScript programming activity! First, change the while loop that draws horizontal lines into a for loop. Then, add another for loop that draws the vertical lines. For an added challenge,...
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Lesson Plan
Curated OER

Line: a Geometric Exercise

For Teachers K - 12th
Learners study the different types of lines and create a drawing demonstrating what they learned.
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Interactive
CK-12 Foundation

Vertical Angles: Yo-Yo Eiffel Tower Trick

For Students 7th - 12th Standards
Yo, yo, learn about vertical angles with a yo-yo. Using an interactive, scholars adjust the position of fingers holding a design from a yo-yo. Answering a set of challenge questions based on the interactive helps clarify understanding of...
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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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Lesson Plan
Curated OER

Vertical and Horizontal Lines

For Teachers 1st
First graders view works from Mondrian such as "Composition with Red, Yellow and Blue" receiving explantion of the primary and secondary colors and the color wheel and vertical and horizontal lines. They glue black strips to the...
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Lesson Plan
Curated OER

Line Symmetry and Rotational Symmetry

For Teachers 5th
Fifth graders investigate the symmetry of pattern block shapes. Students, working in groups determine whether each shape has line symmetry, rotational symmetry or both kinds of symmetry. Students determine how many lines of symmetry the...
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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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Worksheet
Curated OER

Tracing Vertical Lines

For Students Pre-K - K
In this tracing vertical lines worksheet, students trace straight lines from the bottom of the page to the top of the page. Students trace 3 lines.
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Interactive
CK-12 Foundation

Linear and Non-Linear Function Distinction: Domain and Range of a Function

For Students 8th Standards
Functions are special types of relations, but what makes them so special? Pupils use an interactive to slide a vertical line across six different graphs. Ten challenge questions then assess understanding of functions.
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Worksheet
Curated OER

Reading Line Graphs

For Students 4th
In this line graphs worksheet, 4th graders, after studying a line graph illustrating Emily's hiking record, answer 4 short answer questions relating to the line graph.
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Worksheet
Curated OER

Slopes of Lines

For Students 10th
In this slopes of lines learning exercise, 10th graders solve 9 problems that include finding the slope of various lines. First, they find the slope of the line passing through the given points for the first 6 problems. Then, students...
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Lesson Plan
Willow Tree

Slope

For Students 8th - 11th Standards
Investigate the different types of slope using graphs and ordered pairs. Scholars use the slope formula to determine the slope of a line between two points. Includes examples with a slope of zero and with no slope. The instructional...
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Lesson Plan
Willow Tree

Angles Formed by Transversals of Coplanar Lines

For Students 8th - 11th Standards
Create a strong understanding of the relationships formed when parallel lines intersect a transversal. Discuss each type of angle pair and their relationship to each other. 
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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 plan of 18 prompts scholars use transparency paper to discover angle relationships related to transversals. Learners find out that these angles pairs...
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Lesson Plan
Curated OER

Animal Brains

For Teachers 7th - 9th Standards
Do big bodies make big brains? Let your learners decide whether there is an association between body weight and brain weight by putting the data from different animals into a scatterplot. They can remove any outliers and then make a line...
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Lesson Plan
EngageNY

Tangent Lines and the Tangent Function

For Teachers 11th - 12th Standards
Construct tangent lines and make the connection to tangent functions. An informative instructional activity reviews the geometry origins of the tangent function. Pupils use that information to determine how to construct a tangent to a...

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