The figure is 1/4 of a circle and the size of the circle is 3cm. what is the best approximation for the perimeter of the figure? use 3.14 to approximate pi. need with this question.

Situation: find the age of the skull to the nearest year, enter the correct answer. a hiker in africa discovers a skull that contains 32% of its original amount of c- 14. done n = noekt 00000 no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years