Which of the following is a factor of 2π(h+r)?
h+r
h
(h+r) is a factor of 2π(h+r) because (h+r) can divide 2π(h+r) leaving remainder 0. h, 2h and 2r cannot completely divide 2π(h+r), hence they are not a factor of 2π(h+r).
Question 67
In the following question, state whether the statement is True (T) or False (F):
h is a factor of 2π(h+r)
Factor of 2π(h+r) is