Worksheet
Curated OER

Find Slope

For Students 9th
In this algebra worksheet, 9th graders are given a pair of coordinates and asked to find the slope of the line using the point slope formula. There are 5 questions with an answer key.
Lesson Plan
Curated OER

Calculating Slope

For Teachers 9th - 10th
Students find the slope using a slope formula. In this algebra worksheet, students use a pair of coordinate to identify the slope and y intercept. There are 7 questions.
Lesson Plan
Curated OER

Analyzinf Equations Through Slope and Y intercept

For Teachers 9th - 11th
Students solve equations representing exponential functions. In this algebra instructional activity, students interpret their equations by analyzing the slope and y intercept. They find the slope using the slope formula.
Worksheet
Curated OER

Properties of Exponential Functions

For Students 10th - 11th
In this algebra worksheet, students graph exponential equations and use the formula to translate the graph on a coordinate plane. There are 3 word problems.
Lesson Plan
Texas Instruments

Area of Circles

For Teachers 9th - 12th Standards
Students explore circles. In this algebra/geometry instructional activity, students discover the formula for the area of a circle, as they investigate the ratio of the area of a circle to the radius^2.
Lesson Plan
Curated OER

Number and Algebra: Again and Again

For Teachers 5th - 9th
Students use a given spreadsheet to investigate an iterative process by changing the variables. They design their own spreadsheet to investigate the iterative process.
Lesson Plan
Curated OER

Solving Systems of Equations by graphing for Algebra One

For Teachers 7th - 11th
Students watch the teacher demonstrate on an overhead projector how to graph various equations before the students try them on their own. They start with pencil and paper; once they grasp the concept they move on to punching in the...
Lesson Plan
Curated OER

Lesson 5: The Quadratic Formula

For Teachers 9th - 12th
High schoolers plot quadratic curves to distinguish how different values of a affect a graph. They solve quadratic equations by completing the square. Student's recognize the connection between the roots and the corresponding graph's...
Lesson Plan
Curated OER

Algebra, Multiplication, and Division of Fractions

For Teachers 5th - 7th
Students gain knowledge by measuring time and distance for solving unknowns in an equation. They also will design an airplane and chance to communicate mathematically by writing essays.
Lesson Plan
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Algebra I: A Draining Swimming Pool

For Teachers 8th - 12th
Learners analyze and develop symbolic representations to describe the amount of water left in a pool being pumped out after a given amount of time, with various pumping rates and initial quantities of water in the pool.
Lesson Plan
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Finding the Distance and Midpoint of a Line Segment

For Teachers 8th - 11th
Students use the Pythagorean formula to find the length of a line. Afterward, they explore the midpoint formula to determine the midpoint of a line with a non-zero slope on a coordinate plane. Students complete assigned problems and...
Worksheet
Curated OER

Linear Equations

For Students 8th
In this Algebra I worksheet, 8th graders write the equation of a line given two points and given a linear equation determine the slope, x-intercept, y-intercept, and graph the line.  The five page worksheet contains ten...
Lesson Plan
Curated OER

Faster speed-Shorter Time

For Teachers 9th - 11th
Students calculate the inverse variation, and speed given the formulas. In this algebra lesson, students investigate properties of conics, focusing on the hyperbola. They identify the distance between the directrix and other parts...
Lesson Plan
Curated OER

Effects of Parameter Changes

For Teachers 8th - 10th
Students define properties of a quadratic equation. In this algebra lesson, students graph and factor quadratic functions. They write equations for polynomials, given a graph.
Lesson Plan
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How Far Am I Traveling

For Teachers 9th - 11th
Students solve for missing sides using the Pythagorean theorem. In this algebra instructional activity, students derive the six trigonometric values using the right triangle. They relate the Pythagorean theorem to the distance formula.
Worksheet
Curated OER

Why Does the Rule of 72 Work

For Students 10th - 11th
In this algebra worksheet, students solve a word problem by rewriting it using algebraic symbols. They calculate the interest compounded over a period of time using the Interest Formula. This worksheet includes 1 problem and an answer key.
Worksheet
Curated OER

Applications of Parabolas

For Students 11th
In this algebra worksheet, 11th graders rewrite word problems using algebraic symbols. They relate parabolas to the real world and calculate the breaking distance using the distance formula they come up with. There is answer key.
Lesson Plan
Curated OER

Growing Circles

For Teachers 9th - 12th
Pupils identify the equation to represent a circle. In this algebra instructional activity, students review properties of conics and how they are related. they use a robot to create a visual of circles and their application to the...
Lesson Plan
Curated OER

Three Squirrels and a Pile of Nuts

For Teachers 6th - 8th
Students solve story problems using a spreadsheet in combination with various problem-solving strategies. Working in teams of three, students create attempt to solve a story problem using three different methods; using manipulative,...
Lesson Plan
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Applications of Properties of Quadrilaterals in the Coordinate Plane

For Teachers 9th - 12th
High schoolers 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.
Worksheet
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Linear Equations

For Students 7th - 12th
In this Algebra I worksheet, students determine the graph of the equation of a line.    Students determine the x- and y-intercepts and graph. The three page worksheet contains six problems. Answers are not...
Lesson Plan
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Volumes of Prisms and Cylinders

For Teachers 8th - 10th
Students calculate the volume of prisms and cylinders. In this geometry lesson, students are give part of the formula, and must calculate the missing parts. They use 80% accuracy for their dimensions.
Lesson Plan
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Houses and Cars and Loans

For Teachers 8th - 10th
Students create a spreadsheet to track their spending. In this algebra instructional activity, students use loan formulas to calculate the payback amount plus interest on a loan. They calculate how much money they would need to buy...
Worksheet
Curated OER

Converting Celsius to Fahrenheit

For Students 9th
In this Algebra I worksheet, 9th graders explore an alternate method for converting Celsius to Fahrenheit and determine the algebra behind the shortcut.  The one page worksheet contains one problem.  Solution is provided.