Free help with homework

Why join Brainly?

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

A window in a building is at a height of 10m 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 the building from the point P is 60 degree .Find the height of the building?



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 = xthe height of the building is 30 m.
3 5 3
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