Geometry !
if a=d and c=f, which additional statement does not allow you to conclude that abc=def?

a) ab=ef
b) b=e
c) ac=df
d) ab=de

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.

the answer is a.

step-by-step explanation:

in three games of golf, alex shot two under par four times.