Respuesta :
If the measure of a central angle is 77 degrees, find the length of its ... Best Answer: The first step is to find the circumference of the circle by the formula pi*d. ... arc length = 2 π (15) * 77/360 = 77π/12 = 20.158552861 inches.
Answer:
c)20.2 other guy was right but to make it shorter