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Lesson Plan
EngageNY

There is Only One Line Passing Through a Given Point with a Given Slope

For Teachers 8th Standards
Prove that an equation in slope-intercept form names only one line. At the beginning, the teacher leads the class through a proof that there is only one line passing through a given point with a given slope using contradiction. The 19th...
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Lesson Plan
Curated OER

Using Parallel Axes To Discover Mathematical Interconnections

For Teachers 6th - 8th
In this math worksheet, young scholars graph the functions on parallel axes and observe the location of the slope point in relation to the x and y axes.
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Lesson Plan
Curated OER

Mapping a Site Using a Coordinate Plane

For Teachers 5th - 8th
Learners map their playground as if it were an archeological site. They locate objects on the playground and determine their location using coordinate points. A related instructional activity is Coordinate Grid: Mapping an Archeological...
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Lesson Plan
Curated OER

A Fibonacci Primer

For Teachers 7th - 10th
Upper graders explore the Fibonacci sequence. They examine the characteristics of the Fibonacci sequence, list the properties of the sequence and determine how it connects to Pythagorean Triples. Related thinking questions are included.
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Lesson Plan
Virginia Department of Education

The Exercise Fields

For Teachers 8th - 10th Standards
Horses need exercise, too. Scholars create linear equations to model the perimeter of exercise fields for horses. They finish by solving their equations for the length and width of the fields.
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Worksheet
Curated OER

The Greeley, Colorado Problem

For Students 8th - 9th
In this Greeley, Colorado problem, students read a word problem.  They use given directions and a coordinate plane to determine the number of ways to satisfy given travel conditions.  This one-page worksheet contains 1 multi-step...
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Worksheet
Curated OER

Teen Pregnancy: Investigating Cubic Functions

For Students 7th - 12th
For this teen pregnancy worksheet, students use a scatter plot and cubic functions to solve word problems about teen pregnancy. Students complete 7 problems.
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Worksheet
Curated OER

Solve a System of Inequalities

For Students 8th - 10th
In this system of linear inequalities activity, students solve 5 problems with the graphing method and are given 2 examples with multiple steps to follow.
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Lesson Plan
Curated OER

Orthocenter Of a Triangle

For Teachers 8th - 10th
Students find the orthocenter of a triangle. In this geometry lesson, students identify where the altitudes meet in a triangle. They use Cabri software to explore acute, obtuse and right triangles.
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Lesson Plan
Curated OER

Properties of Special Parallelograms

For Teachers 8th - 10th
Students identify properties of parallelograms. In this geometry lesson, students label polygons as parallelogram or not. They define and label the properties of a kite.
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Worksheet
Curated OER

United States Population: Using Quadratic Models

For Students 6th - 12th
In this United States population worksheet, learners solve word problems about the United States population by using the quadratic formula. Students complete 6 problems.
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Lesson Plan
Curated OER

Side Splitter Triangles

For Teachers 8th - 11th
Students investigate the side splitter theorem. In this geometry lesson plan, students estimate and solve problems dealing with ratios and proportions. They identify angles created by lines that are parallel.
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Lesson Plan
Curated OER

Linear Functions-Learn Your Lines

For Teachers 8th - 10th
Students solve and graph linear equations. In this algebra activity, students collect and plot data on a coordinate plane. They use the CBL and TI calculator to graph systems of equation.
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Interactive
Curated OER

Graphing Points: Post Test

For Students 5th - 8th
In this graphing points worksheet, students answer multiple choice questions about the points on a given graph. Students answer 10 questions total.
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Lesson Plan
Curated OER

Creating Fractals

For Teachers 8th - 10th
Learners solve problems using fractals. In this geometry lesson, students identify properties of fractals. They find patterns in their surroundings and relate it to the real world and math.
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Lesson Plan
Curated OER

Identifying and Describing Polygons

For Teachers 8th - 10th
Students identify the different properties of polygons. In this geometry instructional activity, students differentiate between polygons and non-polygons. They review important vocabulary to help them understand the properties of polygons.
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Worksheet
Curated OER

Graphing Solution of a Quadratic and Linear System

For Students 8th - 10th
In this algebra worksheet, students identify the systems of equation as quadratics or linear. They graph their solutions. There are 4 questions with an answer key.
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Lesson Plan
Curated OER

Rocketsmania And Slope

For Teachers 5th - 8th
Students use a professional basketball team's data and graph it on a coordinate plane. They draw a line of regression and finding its equation. They access a website containing statistics for the Houston Rockets basketball team to solve...
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Lesson Plan
Curated OER

Left Hand, Right Hand - Solving Systems of Equations

For Teachers 8th - 12th
Students compare the speed at which they write with their left hand to the speed at which they write with their right hand. The experiment serves as a vehicle to help students develop a conceptual understanding of the three different...
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Lesson Plan
Curated OER

Graphing Systems of Equations - Word Problemsr

For Teachers 8th - 10th
Students solve word problems which involve graphing systems of equations. After discussing methods of solving word problems, the teacher demonstrates how to solve problems which involve graphing. They work together, at their desks, and...
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Worksheet
Curated OER

Algebraic Solution of a Quadratic, Linear System

For Students 8th - 10th
In this algebra worksheet, students solve systems of equations using linear and quadratics. They graph their solutions on a coordinate plane. There are 5 questions with an answer key.
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Lesson Plan
Curated OER

Triangle Exterior Angles Theorem

For Teachers 7th - 9th
Students identify the measure of missing exterior angles. For this geometry lesson,students define and apply the exterior angle theorem to solve problems. They use Cabri software to create different angles and make investigations.
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Lesson Plan
Curated OER

2 X 2 Linear Systems

For Teachers 7th - 9th
Students solve 2 X 2 systems using graphing and algebraic methods.
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Lesson Plan
Curated OER

Exploring Linear Equations

For Teachers 8th
Eighth graders follow the teacher as they enter information into the graphing calculator. They investigate different graphs to explain the slope of a line, the y intercept, and parallel lines.