EngageNY
Perimeter and Area of Polygonal Regions Defined by Systems of Inequalities
When algebra and geometry get together, good things happen! Given a system of inequalities that create a quadrilateral, learners graph and find vertices. They then use the vertices and Green's Theorem to find the area and perimeter of...
Curated OER
Ordered Pairs on a Coordinate Plane
Seventh graders identify the quadrants and axis of a coordinate plane. For this algebra lesson, 7th graders discover the correct way to graph using the coordinate plane. They discuss the relationship between x and y values, domain and...
Curated OER
Solving Systems by Graphing
Students solve systems of equation through graphing. In this algebra lesson, students solve linear equations and analyze the result to figure out if there is one solution, no solution or infinitely many solutions. They graph their lines...
Curated OER
The Way to Better Grades!
Pupils collect and analyze data. In this statistics lesson, learners create a scatter plot from their collected data. They use, tables and graphs to analyze the data and mae decisions.
Curated OER
More Graphing Situations by Making a Table
Students calculate rate of change and graph linear functions. In this algebra lesson students write linear functions, make a table of points and graph their data on a coordinate plane. They calculate the rate of change of a graph.
EngageNY
Are All Parabolas Similar?
Congruence and similarity apply to functions as well as polygons. Learners examine the effects of transformations on the shape of parabolas. They determine the transformation(s) that produce similar and congruent functions.
Illustrative Mathematics
The Circle and The Line
Here is a resource where algebra learners show their understanding of a system of equations involving a circle and a line. Once graphed, learners see two points of intersection, one where the ordered pair is read, and a second where...
Curated OER
Representation of Quadratic Functions
Students use a table, graph or equation to represent a quadratic function. In this algebra lesson, students model and graph with quadratic function. They become comfortable representing quadratics using different methods.
Curated OER
Let's Go Slopey
Students create a table of values to graph a line. In this algebra instructional activity, students identify the slope and intercept of a linear equation. They use a Ticalculator to graph their function.
Curated OER
Solutions, Solutions, Could it Be?
Students graph and solve linear system of equations. In this algebra lesson, students use algebraic and graphing methods to solve their systems. They find the point of intersection for their solution and draw inference from their data.
Curated OER
Saving the Bald Eagle
Students plot on a coordinate plane. In this algebra lesson, students identify points on a coordinate plane and graph lines given coordinate pairs. They create a model as they study bald eagles and their growth and decay.
Curated OER
Linking Algebra to Temperature
Students convert between two units as they calculate the temperature. In this algebra instructional activity, students collect data on seasonal climate and create a graph. They make conjectures based on their data collection.
Curated OER
Triangles Inscribed in a Circle
Are you tired of answers without understanding? Learners can give a correct response, but do they really understand the concept? Have young mathematicians think deeper about linear functions, angles, and formulas in algebra. Learners are...
Curated OER
It's a Drag!
Students create number lines using decimals and whole numbers. In this algebra lesson, students graph and solve linear equations. They plot ordered pairs on a coordinate plane correctly.
Curated OER
Graphing System of Equations
Students solve system of equation. In this algebra lesson, students graph, substitute and eliminate to solve system of equation. They identify the point of intersection and how many solution each system will have.
Curated OER
Constructing Tangrams
Sixth graders are introduced to how geometry and algebra are related. In groups, they graph various points on a coordinate plane and write the ordered pair for each quadrant. Using this information, they create their own tangrams to...
Curated OER
Fishing for Points TI-83/83 Plus
Ninth graders investigate the Cartesian coordinate plane. For this Algebra I lesson, 9th graders explore the coordinates of a drawing of a fish and examine the effects of moving the drawing on the ordered pairs. Students predict the new...
Curated OER
Graphing Linear Equations
Learners graph linear equations. In this algebra lesson, students solve linear equations and graph it on a coordinate plane. They evaluate integers using linear equations.
EngageNY
Ferris Wheels—Tracking the Height of a Passenger Car
Watch your pupils go round and round as they explore periodic behavior. Learners graph the height of a Ferris wheel over time. They repeat the process with Ferris wheels of different diameters.
Virginia Department of Education
How Much is that Tune?
Tune in for savings! Scholars investigate pricing schemes for two different online music download sites. After comparing the two, they determine the numbers of songs for which each site would be cheaper.
Curated OER
Slopes and Linear Equations
Students find the slopes of linear functions. In this graphing lesson, students analyze linear equations and calculate the slope of the line. They graph a line given the slope and y-intercept.
Curated OER
When Am I Ever Going to Use this?
Students solve problems using equations and properties of integers. In this algebra lesson, students solve problems using ratio and proportion and graph their answers on a coordinate plane. They solve word problems using geometry.
Mathematics Assessment Project
Sorting Equations of Circles 2
How much can you tell about a circle from its equation? This detailed lesson plan focuses on connecting equations and graphs of circles. Learners use equations to identify x- and y-intercepts, centers, and radii of circles. They also...
Curated OER
A Wet Welcome Home
Students investigate data collection and analysis. For this Algebra I lesson, students create a scatter plot and find the equation of best fit in a simulation of a leaking water pipe.