Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

A window in a biulding is at aheight of 10 meter from ground the angle of depression of a point D

on the ground from the window is 30 degree the angle of elevation of the top of the building from the point P is 60 degree. find the height of the biulding?


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.
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts