Answer:
Is not correct
Step-by-step explanation:
Step 1
Find
divided by 

Step 2
Find
times 

Compare

The first one is correct because the angle on the opposite side is the same, and the second one is correct too because it's the same points. So you can pick either or.
Answer:
4/5 is fully reduced
Step-by-step explanation:
(4)3 is also the same thing as 4x3 which is 12n