Curated OER
Peter's Third String
Explore the solution to a word problem involving area and perimeter. Learners read and discuss how to approach the problem. In small groups, they determine the maximum area of a rectangle with a given perimeter using a piece of string....
Mathematics Assessment Project
Calculating Arcs and Areas of Sectors of Circles
Going around in circles trying to find a resource on sectors of circles? Here is an activity where pupils first complete an assessment task to determine the areas and perimeters of sectors of circles. They then participate in an activity...
Teach Engineering
Common and Natural Logarithms and Solving Equations
Log some practice with logarithms. A PowerPoint presentation provides a tutorial on the change of base formula involving natural logarithms and solving exponential equations with logarithms in the fourth installment of a seven-part...
Education Development Center
Rectangles with the Same Numerical Area and Perimeter
Is it possible for a rectangle to have the same area and perimeter? If you disregard units, it happens! In a challenging task, groups work to determine the rectangles that meet these criterion. The hope is that learners will naturally...
Houston Area Calculus Teachers
Area and Volume
An AP calculus lesson begins with an activity to determine the volume of a solid using a cross-section. Next, learners review the ways to find the area between two curves , as well how to find the volume of a solid created from the...
Illustrative Mathematics
Eight Circles
We are used to finding the area of a circle by plugging the radius into an equation. Here, learners are required to go further to find multiple areas and calculate the difference. They must detect a pattern in order to figure out the...
Teach Engineering
Discovering Relationships Between Side Length and Area
Consider the relationship between side length and area as an input-output function. Scholars create input-output tables for the area of squares to determine an equation in the first installment of a three-part unit. Ditto for the area of...
Mathematics Assessment Project
Maximizing Area: Gold Rush
Presenting ... the gold standard for a lesson. Learners first investigate a task maximizing the area of a plot for gold prospecting. They then examine a set of sample student responses to evaluate their strengths and weaknesses.
EngageNY
Solving Basic One-Variable Quadratic Equations
Help pupils to determine whether using square roots is the method of choice when solving quadratic equations by presenting a lesson that begins with a dropped object example and asks for a solution. This introduction to solving by square...
CK-12 Foundation
Using Quadratic Equations to Solve Problems: Construct a Soccer Field
Build a soccer field through a little mathematical analysis. Individuals manipulate the dimensions of a soccer field as they drag points to new positions. The simulation shows the corresponding intercepts and area. As pupils explore the...
Curated OER
Introduction to Quadratic Equations
In this quadratic equations worksheet, 8th graders solve and complete 7 various types of problems. First, they find the area for each rectangle with a given perimeter. Then, students describe the shape of the graph and use the equation...
Achieve
Dairy Barn
Agriculture is truly a math-based profession! Help the dairy farmer determine the supplies needed to complete his barn. Using given dimensions, learners build equations and use units to determine the correct amount of materials.
Concord Consortium
Circumscribed Polygon
Trigonometry teachers often go off on a tangent, and here's a activity that proves it! First, young mathematicians use a formula with tangent to prove a formula correct for area. Then, they draw conclusions about the area of a circle...
West Contra Costa Unified School District
Factoring Quadratic Expressions
Factor in different strategies in a instructional activity for factoring quadratics. Young mathematicians first create tables and area models to factor quadratic trinomials into two binomials by guess and check. Learners then investigate...
Curated OER
Algebraic Expression or Equation
In this algebraic expression or equation worksheet, students identify each given problem as an algebraic expression or an algebraic equation. This four-page worksheet contains approximately 20 problems. This interactive worksheet may be...
Curated OER
Solve Algebraic Equation Worksheet
In this algebraic equation worksheet, students solve simple algebraic equations containing integers and fractions. They solve for the unknown. This four-page worksheet contains 20 multi-step problems.
Curated OER
Solving Radical Equations
In this Algebra I/Algebra II worksheet, students solve radical equations. The two page worksheet contains a combination of thirteen multiple choice and free response questions. The answers are included.
Curated OER
Math Regents Exam Questions: Surface Area and Volumes
In this surface area and volume learning exercise, students solve 4 short answer and multiple choice problems. Students find the volume and surface area of cylinders and prisms.
Curated OER
Area Investigation
In this area investigation activity, 8th graders solve and complete 6 different problems that include complete a chart with given data and a graph. First, they construct as many different rectangles as possible using toothpicks. Then...
Curated OER
Graphing Linear Equations
Ninth graders develop an understanding of and the applications for linear equations and their graphical displays. They participate in a cooperative learning activity of matching a graphic display with an equation.
Curated OER
Linear Equations 1
In this linear equations worksheet, students study and analyze how to solve simple equations online. Students solve forty-four simple equations and check their answers on line as they go.
Curated OER
Learning how to balance equations
High schoolers play Chembalancer game and balance equations using the trial and error method.
Curated OER
Equations using Visuals
In this algebra worksheet, students write equations from a given diagram. They relate these problems with functions having to do with inputs and outputs. There are 10 diagrams to be deciphered.
Helping with Math
Writing Simple Equations
In this simple equations worksheet, students examine diagrams and write equations to support the information in the diagram. This one-page worksheet contains 10 problems. This worksheet may be completed on-line or produced in printed...