Lesson Plan
Virginia Department of Education

Inductive and Deductive Reasoning

For Teachers 9th - 11th
Introduce pupils to the two types of reasoning, inductive and deductive. Classmates work in pairs or small groups to learn the difference between the two and apply these reasonings to develop valid conclusions. 
Worksheet
Curated OER

Conditional Statements

For Students 9th - 10th
In this geometry worksheet, students read given sentences and identify the hypothesis and the conclusion of the conditional statements. There are 21 questions.
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.
Worksheet
Curated OER

Standardized Geometry Test Practice

For Students 10th
In this angles, lines and figures review learning exercise, 10th graders solve and complete 33 standardized multiple choice problems. First, they use the Segment Addition Postulate to solve for a variable given an equation for each line....
Worksheet
Curated OER

Inverse and Converse

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

Challenge: Skills and Applications Lesson 2.2

For Students 9th - 12th
For this truth tables worksheet, students solve 5 short answer problems. Students make a truth table for five conditional statements.
Worksheet
Curated OER

Conditional Statements

For Students 9th - 10th
In this geometry worksheet, students read given sentences identifying the hypothesis, and conclusion. They rewrite sentences usign the if-then form. There are 14 questions.
Worksheet
Curated OER

Identify the Inverse of Six Conditional Statements

For Students 8th - 11th
In this logic worksheet, students identify the inverse of a given conditional statement.  The solutions to the six multiple choice problems are provided.
Worksheet
Curated OER

Easy Worksheet: Law of Syllogism and Law of Detachment

For Students 9th - 12th
In this law of syllogism and law of detachment worksheet, students solve 4 short answer problems. Students use the law of syllogism or law of detachment to come to a conclusion about a set of if-then statements.
Worksheet
Curated OER

Exam One Review

For Students 12th - Higher Ed
In this secondary mathematics activity, students solve problems that involve patterns, arithmetic and geometric sequences, geometric logic and reasoning, and changing bases.  The three page activity contains fourteen problems. ...
Unit Plan
Texas Education Agency

Texas Gateway: Writing the Converse, Inverse, and Contrapositive

For Students 9th - 10th
Given a conditional statement, the student will write its converse, inverse, and contrapositive.
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Contrapositive, Converse, Inverse

For Students 9th - 10th Standards
The inverse, converse and contrapositive are defined as Dr. Math answers a question to prove the validity of such statements for a specific problem. The Dr. explains the thinking process for the proof well.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Converse, Inverse, and Contrapositive

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the converse, inverse, and contrapositive of conditional statements. Students examine guided notes, review guided practice, watch...
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Converse, Inverse, and Contrapositive

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept introduces students to converses, inverses, contrapositives, and biconditional statements. Students examine guided notes, review guided practice, watch...
PPT
Sophia Learning

Sophia: Converse, Inverse, and Contrapositive of an if Then Statement

For Students 9th - 10th
This lesson will present how to determine if a newly written statement is the converse, inverse, or contrapositive of an if-then statement.
Handout
Jim Loy

Converse, Inverse, Contrapositive

For Students 9th - 10th
The converse, inverse, and contrapoistive of if statements are discussed. The site begins with a generic model of each from a given generic statement and then offers specific examples and expresses when they are true and when not.
Unit Plan
Texas Education Agency

Texas Gateway: Using Inductive Reasoning to Formulate Conjectures

For Students 9th - 10th Standards
Students will practice identifying the converse, inverse, and contrapositive of conditional statements.
Unit Plan
Texas Education Agency

Texas Gateway: Determining the Validity of Conditional Statements

For Students 9th - 10th
Given a conditional statement, the student will determine its validity and the validity of the converse, inverse and contrapositive.
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Deductive Reasoning

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept introduces students to deductive reasoning using the laws of detachment, contrapositive, and syllogism. Students examine guided notes, review guided...
Handout
Cuemath

Cuemath: Converse Statement

For Students 9th - 10th
A comprehensive guide for learning all about converse statements with definitions, how inverse and contrapositive are obtained from a conditional statement, solved examples, and practice questions.
Activity
Texas Instruments

Texas Instruments: Preparing for Proofs

For Teachers 9th - 10th
This activity introduces students to the terms of hypothesis, conclusion, conditional, converse, inverse, contrapositive, and biconditional using popular advertising slogans. A learning check activity is used to check their understanding...
Unit Plan
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: The Conditional and the Biconditional

For Students 9th - 10th Standards
The resource investigates conditional and biconditional. The tutorial examines converse and contrapositive. Students learn about the logic concepts through notes and examples. Practice exercises are included.
Unit Plan
Texas Education Agency

Texas Gateway: Introduction to Logical Reasoning

For Students 9th - 10th
This activity provides the opportunity to explore the validity of the converse, inverse, and contrapositive of statements. It also assists in recognizing the connections between biconditional statements and true conditional statements...
Unit Plan
Oswego City School District

Regents Exam Prep Center: Related Conditionals

For Teachers 9th - 10th
A collection of resources for teachers planning instruction on related conditionals, complete with four lessons, an online practice quiz, and a suggested class activity.

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