Segment ab is congruent to segment ab. this statement shows the property. reflexive symmetric transitive substitution

Reflexive Property

Step-by-step explanation:

The Reflexive property simply states that any value is equal in that of itself

For example x=x

We are simply replacing x here with segment ab

Congruent is another term for equal

Therefore the property used is Reflexive :)

4+n=5

step-by-step explanation:

this is because the four is four hours and the n represents the 1 extra hour over the weekend.

b= i'm srry i don't know that one.

4+n=5 n=1 because if vernon plays 5 hours a week then 4+1=5 hours.

hope this : )

the correct answer is the second option