Question

The angle of evelation of the top building from a point of the ground which 10m away from the building is found to be 45° find, the height of the building​

Answer 1

Answer:

sorry not sure it's correct or not

In ΔBAP

tan30

o

=

AP

AB

⇒

3

1

=

x

10

x=10

3

m

Distance of building

Now,

In ΔPAD

tan45

o

=

AP

AD

1=

AP

AD

⇒x=AD=DB+BA

⇒10

3

=h+10

h=10

3

−10

=10(

3

−1)

h=10(1.732−1)

h=7.32m