The front of a tent is an equilateral triangle with the ratio of its base, b, to its height, h, given by b/h=2/√ 3 . Which equation can be used to find the tent's height?

A. h=2b/√ 3

B. h=2/b√ 3

C. h=b√ 3/2

D. h=2b√ 3