CK-12 Geometry - Second Edition

http://www.ck12.org Chapter 2. Reasoning and Proof 22.∼p∨∼q p∧(q∨∼q) 24.(p∧q)∨∼r p∨(∼q∨r) p∧(q∨∼r) The only difference between ...

2.4. Algebraic and Congruence Properties http://www.ck12.org 2.4 Algebraic and Congruence Properties Learning Objectives Unders ...

http://www.ck12.org Chapter 2. Reasoning and Proof TABLE2.13:(continued) Examples Transitive Property of Equality a=bandb=c, the ...

2.4. Algebraic and Congruence Properties http://www.ck12.org 2 ( 3 x− 4 )+ 11 =x− 27 6 x− 8 + 11 =x− 27 Distributive Property 6 ...

http://www.ck12.org Chapter 2. Reasoning and Proof IfA,B,C, andDare points on a line, in the given order, andAB=CD, thenAC=BD. S ...

2.4. Algebraic and Congruence Properties http://www.ck12.org Given: −→ BFbisects^6 ABC;^6 ABD∼=^6 CBE Prove:^6 DBF∼=^6 EBF Solut ...

http://www.ck12.org Chapter 2. Reasoning and Proof Review Questions For questions 1-8, solve each equation and justify each step ...

2.4. Algebraic and Congruence Properties http://www.ck12.org Use the diagram to answer questions 20-25. Name a right angle. Nam ...

http://www.ck12.org Chapter 2. Reasoning and Proof 2.5 Proofs about Angle Pairs and Segments Learning Objectives Use theorems a ...

2.5. Proofs about Angle Pairs and Segments http://www.ck12.org The top picture on the right illustrates if you were to hit the c ...

http://www.ck12.org Chapter 2. Reasoning and Proof Proof of the Right Angle Theorem Given:^6 Aand^6 Bare right angles Prove:^6 A ...

2.5. Proofs about Angle Pairs and Segments http://www.ck12.org Solution:By the Right Angle Theorem,^6 C∼=^6 F. Also,^62 ∼=^6 3 b ...

http://www.ck12.org Chapter 2. Reasoning and Proof TABLE2.22:(continued) Statement Reason m^63 +m^64 = 180 ◦ Definition of Suppl ...

2.5. Proofs about Angle Pairs and Segments http://www.ck12.org Solution: TABLE2.23: Statement Reason 1.^61 ∼=^6 2 and^63 ∼=^64 G ...

http://www.ck12.org Chapter 2. Reasoning and Proof 3.Given:AE⊥ECandBE⊥EDProve:^61 ∼=^63 4.Given:^6 Lis supplementary to^6 M^6 Pi ...

2.5. Proofs about Angle Pairs and Segments http://www.ck12.org 7.Given:l⊥mProve:^61 ∼=^62 8.Given:m^61 = 90 ◦Prove:m^62 = 90 ◦ 9 ...

http://www.ck12.org Chapter 2. Reasoning and Proof List two pairs of vertical angles. List all the pairs of congruent segments. ...

2.5. Proofs about Angle Pairs and Segments http://www.ck12.org 26.a 27.b 28.c 29.d 30.e f 32.g 33.h j 35.k Review Queue Answer ...

http://www.ck12.org Chapter 2. Reasoning and Proof 2.6 Chapter 2 Review Symbol Toolbox →if-then ∧and ∴therefore ∼not ∨or Keyword ...

2.6. Chapter 2 Review http://www.ck12.org Review Match the definition or description with the correct word. 5=xandy+ 4 =x, then ...