Find the area of this regular polygon. round to nearest tenth

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?