Answer:
$360
Step-by-step explanation:
If the company charges $30 for $500 in one month.
The interest they will be changing for a year = 30*12 = $360 interest.
It's just simple, multipling the the interest value by 12 to get it's annual interest value.
Since AB=AD, the triangle on the left is isosceles and has two 35 degree angles. Since the sum of all the interior angles is 180 deg,
x = 180 deg - 2(35 deg) = 110 deg (answer)
