Worksheet
Curated OER

Analytic Geometry

For Students 9th
In this analytic geometry worksheet, 9th graders graph and solve 13 different types of problems that include determining whether equations are linear to matching given equations to their corresponding equation in the second column....
Worksheet
Curated OER

Writing and Graphing Linear Equations on a Flat Surface

For Students 8th - 10th
In this linear equations worksheet, students write the equation of a line with given characteristics. They identify the slope of a line and the y-intercept. Explanations and examples are provided at the beginning of the worksheet. This...
Activity
Illustrative Mathematics

Slopes and Circles

For Teachers 9th - 12th Standards
An upper-level treatment of what is often presented as a basic concept (the right angle of an inscribed circle on the diameter), this activity really elevates the mathematical thought of the learner! Expected to develop formulas...
Worksheet
Curated OER

Algebra I - Worksheet G12: Graphing Lines

For Students 9th - 12th
In this graphing lines learning exercise, students graph 28 lines given various data.  Students graph lines given two points, a point and slope, and a line perpendicular or parallel to a point.
Worksheet
Curated OER

Topic 2.3 - Slope

For Students 7th - 9th
In this slope intercept worksheet, students solve 15 problems in which they find the slope of a linear equation, the slope of a graph, the slope using 2 points, and the equation of a line parallel or perpendicular to a given line.
Unit Plan
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Mathematics Vision Project

Module 7: Connecting Algebra and Geometry

For Teachers 8th - 10th Standards
The coordinate plane links key geometry and algebra concepts in this approachable but rigorous unit. The class starts by developing the distance formula from the Pythagorean Theorem, then moves to applications of slope. Activities...
Worksheet
Curated OER

Draw the Line

For Students 9th
In this equations of a line worksheet, 9th graders solve 10 different problems related to solving for the equation of a line as stated. First, they draw the line that is described in each statement. Then, students determine the line that...
Worksheet
Curated OER

Equation of a Line

For Students 9th
In this equation of a line worksheet, 9th graders solve and complete 7 different problems. First, they find all values of the constant k, if the line contains the given points. Then, students write an equation of the line which passes...
Lesson Plan
Curated OER

Perpendicular Lines in the Coordinate Plane

For Teachers 10th - 11th
Students investigate the relationship between perpendicular and parallel lines on a coordinate plane. In this geometry lesson, students differentiate lines based on their slopes.
Worksheet
Curated OER

Lines of Slope

For Students 9th
For this lines of slope worksheet, 9th graders solve and complete 40 various types of problems. First, they find the equation of the lines described and write in slope-intercept form. Then, students graph each equation. They also find...
Lesson Plan
Curated OER

Slope

For Teachers 9th - 10th
Learners graph lines and identify the slope. For this algebra lesson, students graph a line using y=mx+b and graph lines that are horizontal or vertical. They calculate the slope of the line using two points, and identify lines by their...
Lesson Plan
EngageNY

Segments That Meet at Right Angles

For Teachers 9th - 12th Standards
Can segments be considered perpendicular if they don't intersect? Learners look at nonintersecting segments on the coordinate plane and make conclusions about the lines that contain those segments. They determine if they are...
Unit Plan
Mathematics Vision Project

Module 6: Connecting Algebra and Geometry

For Teachers 9th - 12th Standards
A geometry module connects algebraic reasoning to geometry. It challenges scholars to investigate the slope criteria for parallel and perpendicular lines, prove theorems involving coordinate geometry, and write equations for circles and...
Interactive
Curated OER

Pairs of Lines Multiple Choice

For Students 9th - 10th
For this algebra worksheet, learners identify the slope and y intercept of lines. They compare the slope of perpendicular and parallel lines and find the missing slope. There are 6 questions with an answer key.
Lesson Plan
Curated OER

Lines

For Teachers 9th - 11th
In this Algebra I/Algebra II worksheet, young scholars determine the slope of a line, write the equation of a line, examine parallel and perpendicular lines, and solve problems involving linear relationships.  The two page worksheet...
Lesson Plan
Curated OER

Exploring the Slopes of Parallel and Perpendicular Lines

For Teachers 8th - 10th
Learners calculate the slope of parallel and perpendicular lines.In this algebra lesson, students differentiate between parallel and perpendicular lines. They graph their lines using the slope of the equation.
Lesson Plan
Curated OER

Exploring the Slopes of Parallel and Perpendicular Lines.

For Teachers 8th - 10th
Students find the slopes for perpendicular and parallel lines. In this geometry lesson, students differentiate between parallel and perpendicular lines. They use Cabri software to create lines to compare.
Worksheet
Curated OER

Chapter 2.3 - Slope

For Students 7th - 9th
In this slope worksheet, students answer 16 slope intercept questions. They determine slopes based on equations, graphs and coordinates. Students also find the equations of lines parallel and perpendicular to a given line and that goes...
Unit Plan
Radford University

Google Earth Trip

For Teachers 9th - 12th Standards
Travel the world instantly—and learn about math along the way. Using pictures of famous places taken from Google Earth, scholars look for parallel and perpendicular lines based on slope and angle measurements. They also calculate...
Worksheet
Curated OER

Final Exam Review: College Algebra

For Students 11th - Higher Ed
In this final exam review worksheet,s students solve systems of equations, polynomials and factor quadratic equations.  They identify the slope of a line and write linear equations.  Students use Cramer's rule, graphing,...
Lesson Plan
Curated OER

Applications of Properties of Quadrilaterals in the Coordinate Plane

For Teachers 9th - 12th
Students explore the concept of quadrilaterals. In this quadrilaterals lesson, students use the slope formula, midpoint formula, and distance formula to justify that a given quadrilateral is a parallelogram.
Lesson Plan
Curated OER

Linear/Planar Geometry - Week 5

For Teachers 12th - Higher Ed
In this linear and planar geometry worksheet, students use the Pythagorean Theorem, equation of a line, slope of a line and area formulas to solve problems. This three-page worksheet contains seven problems.
Lesson Plan
Curated OER

Linear/Planar Geometry - Week 5

For Teachers 12th - Higher Ed
In this plane geometry worksheet, students combine the basis of plane geometry and linear problems to solve problems. They determine total surface area, the length of a line, and the sum of the edges of a three-dimensional figure. This...
Worksheet
Curated OER

Linear Functions

For Students 9th - 11th
In this linear function worksheet, students examine graphs and determine the slope, the y-intercept and the equation of a line. They identify parallel and perpendicular lines. This two-page worksheet contains 3 multi-step problems.