How do you find the number of sides in a regular polygon if each interior angle has the measurement of 140 degrees

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Identify the polynomial. a2b - cd3 a.monomial b.binomial c.trinomial d.four-term polynomial e.five-term polynomial