Angie did the following proof in her logic class. Which step in the indirect proof did she do incorrectly?

Prove: 8 is divisible by 4.

Step 1: Assume that 8 is not divisible by four.
Step 2: 8 is divisible by 4
Step 3: 8 is divisible by 4.

Step 1

Steps 1 and 3

Step 3

Step 2

Question

Angie did the following proof in her logic class.  Which step in the indirect proof did she do incorrectly?
 
Prove:  8 is divisible by 4.
 
Step 1: Assume that 8 is not divisible by four.  
Step 2:  8 is divisible by 4
Step 3:  8 is divisible by 4. 

 Step 1 

 Steps 1 and 3 

 Step 3 

 Step 2

anonymous · Answer

i am not getting 
in first step,you are assuming 8 is divisible by 4
and in next step 8 is not divisible??????????

anonymous · Answer

itz ok im confused too!!