test question

Asked by  | 10th Dec, 2009, 10:30: PM

Expert Answer:

In triangle ADC

h / y = tan 60o

h/ y = 3

h = y3          ..........(1)

Now, In triangle ABC

h/x = tan 30o

h/x = 1/ 3

h = x/ 3  .............(2)

Multiplying (1) and (2), we get

h2 = xy

h = xy

Hence Proved.

 

Answered by  | 11th Dec, 2009, 10:02: AM

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