CK-12 Geometry-Concepts

http://www.ck12.org Chapter 2. Reasoning and Proof Example D Look at the pattern 2, 4, 6, 8, 10,... a) What is the 19thterm in t ...

2.4. Inductive Reasoning from Patterns http://www.ck12.org MEDIA Click image to the left for use the URL below. URL: http://www. ...

http://www.ck12.org Chapter 2. Reasoning and Proof 2 , 3 4 , 4 9 , 5 16 , 6 25 ... Answers: First, the pattern has a triangle o ...

2.4. Inductive Reasoning from Patterns http://www.ck12.org Use the pattern below to answer the questions. All the triangles are ...

http://www.ck12.org Chapter 2. Reasoning and Proof 2.5 Deductive Reasoning Here you’ll learn how to deductively draw conclusions ...

2.5. Deductive Reasoning http://www.ck12.org Law of Detachment Here are two true statements: Every odd number is the sum of an ...

http://www.ck12.org Chapter 2. Reasoning and Proof If Mark is late, Karl will be late. So, if Pete is late, what will happen? ...

2.5. Deductive Reasoning http://www.ck12.org Example C Determine the conclusion from the true statements below. Babies wear diap ...

http://www.ck12.org Chapter 2. Reasoning and Proof Sally is on the L. Answers: This is an example of the Law of Detachment, the ...

2.5. Deductive Reasoning http://www.ck12.org If I shop, then I will buy shoes. If I don’t shop, then I didn’t go to the mall. I ...

http://www.ck12.org Chapter 2. Reasoning and Proof 2.6 Truth Tables Here you’ll learn how to use a truth table to analyze logic. ...

2.6. Truth Tables http://www.ck12.org We would write “pandq” asp∧qand “porq” asp∨q. Truth tables use these symbols and are anoth ...

http://www.ck12.org Chapter 2. Reasoning and Proof This is how a truth table with two variables and their “and” column is always ...

2.6. Truth Tables http://www.ck12.org TABLE2.9:(continued) p q r T F F F T T F T F F F T F F F Next, address the∼q. It will just ...

http://www.ck12.org Chapter 2. Reasoning and Proof Watch this video for help with the Examples above. MEDIA Click image to the l ...

2.6. Truth Tables http://www.ck12.org TABLE2.15:(continued) p q ∼q (q∨∼q) p∧(q∨∼q) F F T T F Explore More Write a truth table fo ...

http://www.ck12.org Chapter 2. Reasoning and Proof 15. r→q r→s ∴q→s ...

2.7. Properties of Equality and Congruence http://www.ck12.org 2.7 Properties of Equality and Congruence Here you’ll review the ...

http://www.ck12.org Chapter 2. Reasoning and Proof TABLE2.16:(continued) Examples Subtraction Property of Equality Ifa=b, thena− ...

2.7. Properties of Equality and Congruence http://www.ck12.org Set up an equation using the Segment Addition Postulate. AB+BC=AC ...