Curated OER
Algebra/Geometry Institute Summer 2009
Students investigate linear equations through models. In this algebra lesson, students investigate solving one and two step equations. Review solving a basic equation before starting this assignment.
Curated OER
Algebra And Trigonometry - Week 3: Law of Sines
In this law of sines worksheet, pupils read story problems. They use both algebra and the law of sines and cosines to solve problems. This two page worksheet contains seven problems.
Curated OER
Homework: Open Sentences
In this algebra worksheet, students determine whether each of the first 6 equations are true or false for the variables given. They then find the solution for each of the next 6 equations or inequalities using the replacement set for x....
Curated OER
Inequality as Distance
In this algebra worksheet, 10th graders calculate the distance between two points using inclusive and exclusive values. They graph their results on a number line. An answer is provided.
Curated OER
Math 121 - Absolute Value
In this absolute value worksheet, students solve absolute value problems. Problems contain inequalities. This one-page worksheet contains twelve problems. Answers are provided at the bottom of the page.
Curated OER
Systems of Inequalities
For this Algebra I/Algebra II worksheet, learners determine the solution to a system of inequalities by graphing. The two page worksheet contains explanation, instruction, and four worked problems.
EngageNY
Federal Income Tax
Introduce your class to the federal tax system through an algebraic lens. This resource asks pupils to examine the variable structure of the tax system based on income. Young accountants use equations, expressions, and inequalities to...
EngageNY
Recursive Challenge Problem—The Double and Add 5 Game
As a continuation of a previous lesson, this activity builds on the concept of calculating the terms of a sequence. Pupils are challenged to determine the smallest starting term to reach a set number by a set number of rounds. Notation...
EngageNY
Linear Systems in Three Variables
Put all that algebra learning to use! Using algebraic strategies, learners solve three-variable systems. They then use the three-variable systems to write a quadratic equation given three points on the parabola.
EngageNY
Modeling a Context from a Verbal Description (part 1)
When complicated algebraic expressions are involved, it is sometimes easier to use a table or graph to model a context. The exercises in this lesson are designed for business applications and require complex algebraic expressions.
EngageNY
Calculating Probabilities of Events Using Two-Way Tables
Tables are useful for more than just eating. Learners use tables to organize data and calculate probabilities and conditional probabilities.
EngageNY
Interpreting the Standard Deviation
Does standard deviation work for non-symmetrical distributions, and what does it mean? Through the use of examples, high schoolers determine the standard deviation of a variety of distributions and interpret its meaning. Problems require...
EngageNY
Extending the Domain of Sine and Cosine to All Real Numbers
Round and round we go! Pupils use reference angles to evaluate common sine and cosine values of angles greater than 360 degrees. Once they have mastered the reference angle, learners repeat the process with negative angles.
Curated OER
Bouncing Ball : Function Families
A bouncing ball serves as more than entertainment when learning to apply quadratic functions to real-world events. This is the second of a two-part lesson plan, which can also be accessed from the website. The instructions say to measure...
West Contra Costa Unified School District
Correlation and Line of Best Fit
Computers are useful for more than just surfing the Internet. Pupils first investigate scatter plots and estimate correlation coefficients. Next, they use Microsoft Excel to create scatter plots and determine correlation coefficients and...
Annenberg Foundation
Skeeters Are Overrunning the World
Skeeters are used to model linear and exponential population growth in a wonderfully organized lesson plan including teachers' and students' notes, an assignment, graphs, tables, and equations. Filled with constant deep-reaching...
West Contra Costa Unified School District
Solving Equations Using Balance Scale, Decomposition, and Graphing
There's more than one way to solve an equation — three, actually. Scholars learn how to solve simple linear equations in one variable using three different methods, which include using balance scales, using decomposition (e.g., turning...
EngageNY
Percent Increase and Decrease
Increase the percent of pupils that are fluent in solving change problems with an activity that asks class members to look at problems that involve either increases or decreases and to express the change in terms of the percent of the...
Curated OER
Border Patrol ID: 11603
Incorporate technology in your classroom by teaching your students how to graph systems of linear inequalities as they apply to an area of land. The lesson provides an extension in which students are challenged to write a system of...
Curated OER
Geometry Word Problems-Perimeter of Rectangles
In this geometry worksheet, 10th graders use algebra to solve geometry word problems involving the perimeter of a rectangle. The one page interactive worksheet contains eight questions. Answers and hints are included.
Curated OER
Translating Verbal Phrases into Symbols
In this Algebra I worksheet, 9th graders translate verbal phrases into algebraic expressions. The one page worksheet contains six multiple choice problems. Solutions are provided.
Curated OER
Finding and Graphing the Solution of an Inequality
In this Algebra/Algebra II worksheet, students find and graph the solution of an inequality. The two page worksheet contains a combination of eleven multiple choice and free response problems. Answers are provided.
Curated OER
Graphing Linear Inequalities
In this linear inequality worksheet, students graph given equations on a coordinate plane. Afterward, they shade in the graph to identify the solution set. This one-page worksheet contains ten problems.
Curated OER
Symbols in Algebra
Learners name and sketch numerical expressions. For this order of operation lesson, students add, subtract, multiply and divide using the correct order of operation. They perform four specific calculations for their motivation lesson.