A certain right triangle has sides of length x, y, and z, where x < y < z. If the area of this triangular region is 1, which of the following indicates all of the possible values of y ?
A.y>根號2
B.2分之根號3< y <根號2
C.3分之根號2< y <2分之根號3
D.4分之根號3< y < 3分之根號2
E.y <4分之根號3
正確答案A
請教各位大大這題的思路唷.....
