Which of the following could be points on the unit circle?

Given abcd ac=38 and ae=3x+4 find the value of x

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?

The measure of angle 0 is 600 degrees