Answers

  • Brainly User
2014-02-27T18:49:38+05:30
Let AP be the building  .and CD be the window.
of height 10 m.
in triangle CPD
 tan 30 = 10 /bb = 10 root3 m.
in triangle DAP,
tan 60 = x / 10 root3
30 = x
the height of the building is 30 m.
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