Answer:
9/5
1 4/5
Step-by-step explanation:
If

then


If
is known and Jimmy wants to find
, then he has to know the value of
.
Could be wrong but since given the smaller quadrilateral is similar to to larger one, by definition the ratio of there corresponding sides would be congruent. Length of 5 of ec is to 10 of bc as the length of fe (6) is to the length of ab would be 12
9 + n = x ?
i'm guessing since there's no answer to what the sum is