B. 4/5 in it's simplest form
I need you to send me the full question
The sum of an arithmetic series:
The sum of the series is
390.
Answer:
B
Step-by-step explanation:
The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles, with 88 being the exterior angle and both y's the opposite interior angles, thus
y + y = 88
2y = 88 ( divide both sides by 2 )
y = 44 → B