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Lesson Plan
Curated OER

The Number Line

For Teachers 3rd - 5th
Learners graph and order numbers using a number line. They also solve word problems using fractions and decimals and rewrite equations to solve problems correctly. Several example word problems are given. 
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Assessment
1
1
Balanced Assessment

Dollar Line

For Students 9th - 12th Standards
Challenge the class to develop a story that matches a graph. The short assessment provides a line graph with the vertical axis labeled as dollars. The task asks pupils to develop a description of a situation that could be represented by...
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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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Lesson Plan
Curated OER

Points on a Line

For Teachers 9th - 12th Standards
How do you find slope? You use points on a line of course. slope. Teach your class how to calculate and differentiate between horizontal and vertical lines. They are sure to be pros at graphing lines on a coordinate plane by the end of...
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Interactive
CK-12 Foundation

Vertical Angles

For Students 7th - 10th Standards
Examine vertical angles from a different angle. Moving one line in an intersecting pair of lines lets users see relationships between vertical angles. They finish by answering some machine-scored questions on the topic.
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Lesson Plan
EngageNY

Horizontal and Vertical Asymptotes of Graphs of Rational Functions

For Teachers 11th - 12th Standards
Get close to your favorite line. Scholars use end behavior to help find horizontal asymptotes. With the understanding of domains of rational functions, learners find vertical asymptotes and then use graphing calculators to verify the...
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Lesson Plan
EngageNY

Secant Lines; Secant Lines That Meet Inside a Circle

For Teachers 9th - 12th Standards
Young mathematicians identify different cases of intersecting secant lines. They then investigate the case where secant lines meet inside a circle.
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Instructional Video9:36
2
2
Flipped Math

Proving Lines Parallel

For Students 9th - 12th Standards
Show it can all be proved. Scholars learn the converses of the properties of parallel lines. Using the converses, pupils determine which lines are parallel based on angle measurements and practice using a flow proof to show that two...
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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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Instructional Video11:40
2
2
Flipped Math

Properties of Parallel Lines

For Students 9th - 12th Standards
Work within a parallel universe. Scholars learn about the relationships of angles when two parallel lines are intersected by a transversal. They see how to find the measurements of all eight angles by knowing the measure of one angle....
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Lesson Plan
Curated OER

Equations of Horizontal and Vertical Lines

For Teachers 9th - 10th
Students are given graphs of lines and asked to write an equation. In this algebra lesson, students are asked to write the equations for horizontal and vertical lines. They write equations for line crossing and going through coordinate...
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Worksheet
Curated OER

Which Graphs are Functions?

For Students 9th - 10th
In this graphing activity, students use the vertical line test to determine if graphs are functions. This two-page activity contains 8 problems.
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Worksheet
Curated OER

Slopes and the Equation of a Line

For Students 9th
In this slope and the equation of a line worksheet, 9th graders solve 15 various types of problems that include determining the slope of a line segment and determining the equation of line when two points on the line are presented. They...
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Lesson Plan
Curated OER

Interpreting Line Graphs

For Teachers 5th
Fifth graders interpret line graphs. In this graphing activity, 5th graders first begin by reviewing the difference in bar and line graphs and what they are used for. Students practice interpreting the data on various line graphs and...
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Lesson Plan
Curated OER

Lines of Symmetry

For Teachers 4th - 6th
Students practice dance to divide the space or body shape into equal sections to create symmetry in dance. For this symmetry lesson, students practice symmetrical and asymmetrical movements in dance. Students participate in move and...
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Interactive
1
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Scholastic

Study Jams! Add & Subtract Mixed Numbers

For Students 5th - 7th Standards
Adding and subtracting mixed numbers need the same attention that regular fractions do by finding a common denominator. If you plan to use a vertical line-up of the fractions then this video is for you. It just introduces this method, it...
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Lesson Plan
Curated OER

Identifying Horizontal, Vertical and Oblique Lines

For Teachers 3rd
Third graders watch the teacher draw a horizontal line across the board. They listen to the definition of horizontal and has a student demonstrate putting their body in a horizontal position. This is repeated with a vertical line. The...
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Worksheet
Lincoln Public Schools

Developmental Strokes: Pre-Writing Worksheet

For Students Pre-K - 1st Standards
Young writers develop their fine motor skills one stroke at a time with this simple tracing worksheet. Looking at pictures of eight basic figures ranging from horizontal and vertical lines to circles and triangles, children practice...
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Instructional Video20:52
2
2
Flipped Math

Reflections

For Students 9th - 12th Standards
Take some time to reflect on graphing. Learners count a point's distance from the line of reflection to create reflections of geometric figures. Given the rules for four basic lines of reflections, pupils determine the points to create...
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Lesson Plan
Curated OER

Identifying Lines: Horizontal, Vertical, and Oblique

For Teachers 2nd
Second graders identify horizontal, vertical, and oblique lines on a worksheet after learning them in class. They demonstrate a horizontal line with their arms while saying the word and use their arms with no talking to demonstrate...
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Lesson Plan
Curated OER

Using Technology To Teach Parallel Lines With Transversals

For Teachers 9th - 12th
High schoolers explore the relationships between angles formed by two lines cut by a transversal when lines are and are not parallel. They define key vocabulary terms, then using a camera take pictures at their school of parallel lines...
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Worksheet
Curated OER

Properties of Angles, Lines, and Triangles

For Students 10th
In this properties of angles, lines and triangles instructional activity, 10th graders solve and complete 28 different problems that include determining the measurement of various figures shown. First, they use the geometric properties...
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Worksheet
Curated OER

Proving Lines Parallel Homework

For Students 9th - 12th
In this parallel lines worksheet, students solve 13 short answer and fill in the blank problems. Students determine which lines are parallel given a statement such as if these angle measures are equal then which lines are parallel?...
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Worksheet
Curated OER

Angle Pairs: Vertical Angles

For Students 10th
In this geometry learning exercise, 10th graders define vertical angles as it relates to interesting lines. There are 24 problems about solving vertical angles.

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