In a five-sided polygon, one angle measures . What are the possible measurements of the other angles?

In a particular heptagon (a seven-sided polygon) the sum of four equal interior angles, each equal to degrees, is equivalent to the sum of the remaining three interior angles.

Quantity A:

Quantity B:

Quantity A: The measure of the largest angle in the figure above.

Quantity B:

Which of the following is true?

What is the value of in the figure above?