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Interactive
CK-12 Foundation

Pythagorean Theorem and Its Converse

For Students 8th - 10th
To be a right triangle, or not to be — that is the question. Scholars drag line segments in an Internet application to see if they form right triangles. Once they get the results of the activity, they connect them to the converse of the...
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Interactive
CK-12 Foundation

Converse, Inverse, and Contrapositive

For Students 7th - 10th
Logically speaking, here is a great resource. Young mathematicians apply an interactive to consider the converse, inverse and contrapositive statements. Eight challenge questions assess understanding of the material.
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Workbook
1
1
University of Utah

Geometry: Angles, Triangles, and Distance

For Students 8th Standards
The Pythagorean Theorem is a staple of middle school geometry. Scholars first investigate angle relationships, both in triangles and in parallel lines with a transversal, before proving and applying the Pythagorean Theorem.
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Lesson Plan
EngageNY

The Converse of the Pythagorean Theorem

For Teachers 8th Standards
Is it a right triangle or not? Introduce scholars to the converse of the Pythagorean Theorem with a lesson that also provides a proof by contradiction of the converse. Pupils use the converse to determine whether triangles with given...
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Worksheet
Mt. San Antonio Collage

Elementary Geometry

For Students 9th - 12th Standards
Your class may believe that geometry is a trial, but they don't know how right they are. A thorough math lesson combines the laws of logic with the laws of geometry. As high schoolers review the work of historical mathematicians and the...
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Assessment
Charleston School District

Review Unit 8: Geometry Applicaitons

For Students 8th - 10th Standards
Pupils complete a review worksheet that highlights the key problems from the first eight lessons in the series. Topics include the Pythagorean Theorem and its converse, as well as finding volume of three-dimensional figures.
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Worksheet
Curated OER

Regents Exam Questions G.G.26: Converse 2

For Students 9th - 12th
In this converse worksheet, students write 9 converse statements in short answer format. Students write the converse of a given conditional statement.
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Worksheet
Curated OER

Easy Worksheet: Converses

For Students 9th - 12th
In this converses instructional activity, students solve 6 short answer problems. Students write the converse of a given if-then statement.
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Printables
Virginia Department of Education

High School Mathematics Geometry Vocabulary Word Wall Cards

For Teachers 9th - 10th
Having a good working knowledge of math vocabulary is especially important for geometry learners. Here are 119 pages worth of wonderfully constructed definitions, constructions, formulas, properties, theorems, and postulates. This is a...
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Worksheet
Curated OER

Inverse and Converse

For Students 9th - 11th
In this geometry instructional activity, students identify given statements for the inverse, converse and contra-positive of a conditional statement. There are 9 questions with an answer key.
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Worksheet
Curated OER

Inverse, Converse and Contra-positive

For Students 10th
In this geometry worksheet, 10th graders identify the inverse, converse and contra-positive in each given sentence. They rewrite the sentences to make the statement true. There are 6 questions with an answer key.
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Activity
1
1
Illustrative Mathematics

Converse of the Pythagorean Theorem

For Teachers 7th - 9th Standards
Use the given tasks and detailed teacher's commentary to introduce your 8th graders to the Pythagorean theorem and its converse. Embedded links to information about Egyptian geometry make your presentation interesting. Consider giving...
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Lesson Plan
West Contra Costa Unified School District

Pythagorean Theorem and Its Converse

For Teachers 9th - 12th Standards
Challenge scholars to prove the Pythagorean Theorem geometrically by using a cut-and-paste activity. They then must solve for the missing sides of right triangles.
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Worksheet
Curated OER

Regents Exam Questions GG 26: Converse 1

For Students 10th - 12th
In this converse worksheet, students read given logical statements.  Afterwards, they identify the converse of the statement.  This two-page worksheet contains 9 multiple-choice problems.  Answers are listed on page two.
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Lesson Plan
Curated OER

Geometry: Helix-a-Graph

For Teachers 9th - 12th
High schoolers use geometry to create art. For this geometric graphing and patterns lesson, students create a helix-a-graph by plotting points on a grid that follow a certain pattern and analyze the drawing they created.
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Worksheet
Curated OER

Semester 1 Review for Geometry final

For Students 10th
In this geometry worksheet, 10th graders solve problems that are based on the topics covered in a first semester geometry class, including, linear equations and the equations of parallel and perpendicular lines, the logic of geometry,...
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Workbook
1
1
Centre for Innovation in Mamatics Teaching

Areas and Perimeters

For Students 3rd - 6th Standards
Cover some serious area in your geometry curriculum with this collection of worksheets. After first introducing the concept of area using the tiling method, this resource continues on to teach learners how to use the area and perimeter...
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Instructional Video15:58
2
2
Flipped Math

Reasoning and Proof

For Students 9th - 12th
Make sure the conditions are right. Pupils watch a video introducing conditional statements and their related statements. Learners find out how to identify the hypothesis and conclusion as well as write the converse, inverse, and...
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Worksheet
Curated OER

Geometry Practice: Contrapositive

For Students 9th - 12th
In this contrapositive worksheet, students solve 6 multiple choice and short answer problems. Students write the contrapositive of a conditional statement.
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Lesson Plan
Curated OER

Area and Volume

For Teachers 6th - 8th
Use this geometry review worksheet to have learners complete nine problems involving transformations, area, volume, and unit conversions. They answer one multiple choice question on estimating lengths.
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Worksheet
Curated OER

Regents Exam Questions GG 26: Contrapositive 2

For Students 10th - 12th
In this contrapositive activity, students read logical statements.  Afterwards, they write equivalent statements as well as the inverse and converse of statements.  This three-page activity contains 14 statements.  Answers are listed on...
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Worksheet
Curated OER

Inverse, Converse and Contrapositive

For Students 8th - 10th
In this geometry worksheet, students identify the inverse, converse and contrapositive of each sentence. They explore conditional statements and what makes them true. There are 13 questions with an answer key.
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Worksheet
Curated OER

Inverse, Converse and Contrapositive

For Students 9th - 11th
In this geometry activity, students identify the inverse, converse and contrapositive of each sentence. They find logical equivalence. There are 14 questions with an answer key.
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Lesson Plan
EngageNY

How Far Away Is the Moon?

For Students 9th - 10th Standards
Does the space shuttle have an odometer? Maybe, but all that is needed to determine the distance to the moon is a little geometry! The lesson asks scholars to sketch the relationship of the Earth and moon using shadows of an eclipse....