Practice Page
Directions: Prepare a formal proof for each problem. Some problems specify a method, while other leave the choice of method up to you. While more than one method of proof, or presentation, is possible, only one possible answer will be shown for each question.
1.
Given: ΔABC and ΔDEF as marked at the right. Assume proofAC is horizontal and proofDF is vertical.

Prove: Using rigid transformations, show that ΔABC congruent ΔDEF.
proof1

 

 

2.
proof2givenN

 

 proof2

 

 

3.

 

proof3ansgiven

 

 proof3

 

 

4.

proof4given

 

 proofpic4

 

 

5.

 

proof5given

 

 proof5

 

 

6.

proof6given

 

 proof6

 

 

7.

proof7given

 

 prooof7

 

 

8.

proof8given


 proof8

 

 

9.

proof9given

Prove using a Flowchart Proof.

 proof9

 


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