For finding the circumference of a circle: can an arc determine the circumference of a circle, yes or no

yes , an arc can indeed determine the circumference of a circle

abde or 1,2,4, 5 is the answer

step-by-step explanation:

(1,4) is on graph of f(x)

f(1) = 4

so 1/4 f(x)

1/4 f(1)

1/4. ×4

1

so point for function 1/4. f(x) is (1,1)