Lesson Plan
Curated OER

Corresponding Sides and Angles of Similar Triangles

For Teachers 9th - 10th
Students differentiate between corresponding sides ad angles of two triangles. In this geometry lesson, students identify the differences as well as the similarities between two triangles. They differentiate between similar and...
Lesson Plan
Curated OER

SAS Similarity Theorem

For Teachers 9th - 10th
Learners identify and use the similarity theorem. In this geometry lesson, students differentiate between congruent and similar triangles. They solve problems using the computer modifying shapes by dragging.
Lesson Plan
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Similar Triangles on the Coordinate Plane

For Teachers 9th - 10th
Students investigate triangles and their properties. In this geometry instructional activity, students differentiate between similar and congruent triangles. They use the SSS theorem to help identify the triangles that are similar or...
Lesson Plan
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The Minimal Distance Point from the Vertices of a Triangle

For Teachers 9th - 10th
Students calculate the distance from the vertex of a triangle to the center. In this geometry lesson, students find the shortest distance between a point and the vertex of a triangle. They relate this concept of distance to the real world.
Lesson Plan
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Exploring the Hinge Theorem

For Teachers 9th - 10th
Students explore the application of Hinge Theorem. In this geometry lesson, students write inequalities, given two sides of a triangle. They solve problems with triangular inequalities using the proper theorem.
Lesson Plan
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Investigating a Point on an ANgles Bisector

For Teachers 7th - 9th
Young scholars investigate points and angle bisectors. In this geometry lesson, students define angles, bisectors and perpendicular bisectors. They analyze angles and bisectors using Cabri software.
Lesson Plan
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Exploring Angle Pair Relationships

For Teachers 9th - 11th
Students investigate the relationship between angles of triangles. In this geometry lesson, students identify properties of right and non-right triangles. They differentiate between vertical and supplementary angles.
Lesson Plan
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Exploring Angle/Pair Relationships

For Teachers 7th - 10th
Students find missing angles and sides of triangles. In this geometry lesson, students create intersecting lines to measure angles. They use Cabri Software to create virtual angles.
Lesson Plan
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Exploring Geometric Mean

For Teachers 8th - 10th
Students solve problems using geometric means. In this geometry instructional activity, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
Lesson Plan
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Exploring Geometric Mean

For Teachers 8th - 10th
Student identify the solution using geometric mean. In this geometry lesson, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri software and observe...
Lesson Plan
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Exploring the Slopes of Parallel and Perpendicular Lines

For Teachers 8th - 10th
Learners calculate the slope of parallel and perpendicular lines.In this algebra lesson, students differentiate between parallel and perpendicular lines. They graph their lines using the slope of the equation.
Lesson Plan
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Exploring the Slopes of Parallel and Perpendicular Lines.

For Teachers 8th - 10th
Learners find the slopes for perpendicular and parallel lines. For this geometry lesson, students differentiate between parallel and perpendicular lines. They use Cabri software to create lines to compare.
Lesson Plan
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The Trappings of Trapezoids

For Teachers 8th - 10th
Students define trapezoids and their shapes. In this geometry lesson, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.
Lesson Plan
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Probability and Statistics

For Teachers 9th - 11th
Students are taught to search the internet for statistics concepts on sports. In this probability lesson, students collect data and use the calculator to graph and analyze their data. They graph and make predictions about sports using...
Lesson Plan
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Understanding Place Values

For Teachers 6th - 8th
Students use the study sheet in the lesson plan to examine the different place values discussing examples on the board. They then complete the problems on the worksheet independently.
Lesson Plan
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Math Problems- Feet and Inches

For Teachers 1st - 3rd
Students complete basic math problems. In this measurement instructional activity, students learn about measuring in inches and feet. Students are given a worksheet where they work independently to complete addition problems with inches...
Lesson Plan
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Factors of Composite Numbers

For Teachers 6th - 8th
Middle schoolers explore the concept of factoring composite numbers. In this factoring composite numbers lesson, students factor composite numbers. Middle schoolers learn about composite numbers.
Lesson Plan
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Finding Factors

For Teachers 6th - 8th
Students explore the concept of factoring numbers. In this factoring lesson, students factor numbers. Students create a list of factors for each number.
Lesson Plan
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Finding Identical Numbers - Standard Form

For Teachers 6th - 8th
Young scholars explore the concept of recognizing identical numbers in different forms. For this recognizing identical numbers lesson, students recognize identical numbers in word form and number form.
Lesson Plan
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Identifying Fractions

For Teachers 6th - 8th
Students explore the concept of identifying proper, improper, and mixed fractions. In this identifying fractions lesson, students identify if a fraction is improper, proper, or mixed.
Lesson Plan
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Improper and Mixed Fractions

For Teachers 6th - 8th
Students explore the concept of converting improper fractions into mixed fractions. In this conversion instructional activity, students convert improper fractions to mixed fractions.
Lesson Plan
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Learning About Prime and Composite Numbers

For Teachers 6th - 8th
Pupils explore the concept of prime and composite numbers. For this prime and composite numbers lesson, students determine if a number is prime or composite.
Lesson Plan
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Place Values - Word Problems

For Teachers 6th - 8th
Students explore the concept of place value word problems. In this place value word problem lesson, students determine the place value of a digit in a number.
Lesson Plan
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Writing Numbers - Different Forms

For Teachers 6th - 8th
Students explore the concept of representing numbers in standard, word, and expanded form. For this number representation lesson, students express a number in standard, word, and expanded form.