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the lenght of the shadow of a tree is 8 m when a ray of sunlight makes an angle of 60 degrees with the horizontal.find the height of the tree

Sagot :

Step-by-step explanation:

The height of the tree is

16.78

(

2

d

p

)

feet.

Explanation:

Let

x

be the height of the tree. The length of shadow of tree is

l

=

20

feet and elevation of sun is

θ

=

40

0

.

Then,

tan

θ

=

x

l

or

tan

40

=

x

20

or

x

=

20

tan

40

=

16.78

(

2

d

p

)

feet.

The height of the tree is

16.78

(

2

d

p

)

feet.[Ans]