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

Connecting Formulas Related to Geometric Figures

For Teachers 8th - 12th
Students identify diagrams of quadrilaterals and circles by different names and classify the figures. They name the areas for each diagram and practice solving the formulas for each.
Worksheet
Curated OER

The Algebra of Summation Notation

For Students 9th - 11th
In this algebra worksheet, students use the summation notation correctly as they solve problems. They define the integral of a function and solve problems involving i. There are 14 questions with an answer key.
Lesson Plan
Curated OER

Deriving the Formula For the Area of a Circle

For Teachers 6th - 12th
Students derive the formula for the area of a circle. They form a rectangle by partitioning a circle using construction paper and scissors.
Lesson Plan
Jordan School District

Picture Frames and Algebra

For Teachers 6th - 8th Standards
Middle schoolers create a method for finding the area of a fame for a picture and then transfer their shared methods into algebraic expressions. They develop the algebraic language to communicate and solve problems effectively and...
Lesson Plan
Curated OER

Formulas, Applications, and Variation

For Teachers 9th - 10th
In this algebra worksheet, learners solve 7 given formulas for a specified variable. Each formula is written as an equation, and students isolate one of the variables as the solution to the problem.
Lesson Plan
Curated OER

Area, Arithmetic and Algebra

For Teachers 8th - 9th Standards
Explore the concept of this perfect square trinomial and difference of squares instructional activity. A hands-on activity that uses paper rectangles and squares to illustrate the perfect-square trinomial and difference of squares formulas.
Lesson Plan
EngageNY

Complex Numbers as Solutions to Equations

For Students 10th - 12th Standards
Quadratic solutions come in all shapes and sizes, so help your classes find the right one! Learners use the quadratic formula to find solutions for quadratic equations. Solutions vary from one, two, and complex. 
Lesson Plan
West Contra Costa Unified School District

Investigating the Discriminant

For Teachers 9th - 12th Standards
When is finding the discriminant enough? Using the quadratic formula helps find solutions to quadratic equations, but there are times when just using the discriminant is appropriate. Use this algebra II lesson to help classes see...
Lesson Plan
EngageNY

Recursive Challenge Problem—The Double and Add 5 Game

For Teachers 9th - 10th Standards
Math is all fun and games! Use a game strategy to introduce the concept of sequences and their recursive formulas. The activity emphasizes notation and vocabulary.
Lesson Plan
EngageNY

Recursive Challenge Problem—The Double and Add 5 Game

For Students 9th - 10th Standards
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...
Lesson Plan
EngageNY

The Definition of a Parabola

For Students 10th - 12th Standards
Put together the pieces and model a parabola. Learners work through several examples to develop an understanding of a parabola graphically and algebraically. 
Worksheet
Curated OER

Regents Exam Questions: Quadratics

For Students 9th - 11th
In this quadratics worksheet, students identify the roots of a quadratic equation.  They use FOIL and the quadratic formula to solve quadratic equations.  This seven-page worksheet contains 32 problems.  Answers are...
Lesson Plan
Curated OER

Computing with Mathematical Formulas

For Teachers 9th - 12th Standards
Learners solve problems using formulas. In this algebra lesson plan, students evaluate numbers using substitution. They graph their answers using a TI and discuss the outcome.
Lesson Plan
Curated OER

Tukutuku Patterns

For Teachers 4th - 5th
Students complete a series of lessons involving Tukutuku patterns, their rotations and area formulae. They determine the algebraic formulae for sequences. They use images as they work through the lessons to find the number of crosses in...
Lesson Plan
Curated OER

Picture Frames and Algebra

For Teachers 8th - 9th
Students evaluate the area of a picture frame and write algebraic representations. In this algebra lesson, students work in groups to find the area of different picture frames.  Students then write algebraic expressions and present...
Lesson Plan
Curated OER

Discovering Math: Concepts in Algebra

For Teachers 10th - 12th
Students learn that speed is a function of time and distance, a quadratic equation can be used to figure out the path of fireworks, a photographer can use Algebra to figure out how many rolls he can afford if he needs twice as much of...
PPT
Curated OER

Sequences Formula

For Teachers 4th - 6th
Kids learn what it means to use a letter in place of a number in an equation. They complete a series of number sequences and compose rules using letters and numbers. This is a good way to introduce the concept to elementary-aged learners.
Lesson Plan
Curated OER

Concepts, Patterns, Formulas, Substitution

For Teachers 9th - 10th
In this algebra lesson, students define algebraic terms and rewrite them using math symbols. There are 10 problems drawing correlations to geometry as well as algebra.
Lesson Plan
EngageNY

Trigonometric Identity Proofs

For Teachers 10th - 12th Standards
Proving a trig identity might just be easier than proving your own identity at the airport. Learners first investigate a table of values to determine and prove the addition formulas for sine and cosine. They then use this result to...
Lesson Plan
EngageNY

Geometric Sequences and Exponential Growth and Decay

For Teachers 10th - 12th Standards
Connect geometric sequences to exponential functions. The 26th installment of a 35-part module has scholars model situations using geometric sequences. Writing recursive and explicit formulas allow scholars to solve problems in context.
Lesson Plan
Education Development Center

Points, Slopes, and Lines

For Teachers 6th - 9th Standards
Before graphing and finding distances, learners investigate the coordinate plane and look at patterns related to plotted points. Points are plotted and the goal is to look at the horizontal and vertical distances between coordinates and...
Lesson Plan
Illustrative Mathematics

The Physics Professor

For Teachers 8th - 12th Standards
Help mathematicians see that a formula found in a physics book has an algebraic structure. Though the formula given in the resource looks complicated, learners are to break down the expressions and interpret each part separately. Young...
Lesson Plan
Curated OER

Indy 500

For Teachers 6th - 9th
Start your engines! Small groups collect data from websites pertaining to the Indianapolis 500 in order to determine average speed per lap and miles in each lap. The lesson requires prior knowledge of the the formula d=rt.