Question

A 1 4/5 m tall man is standing in the shallow end of a swimming pool. If 2/3 of the mans height is under water how many meters of his height can be seen above the water

Answer 1

Answer:

Let θ be the unknown angle of elevation.

Let DF be the man and AB be the lamp post.

Considering the given figure.

tanθ

=

5.4÷1.8

= 3.6

Hence

x=

5.4

(3.6).(1.8)

=1.2m

Hence

The height of the lamp post is

1.2m+1.8m

=3m

Step-by-step explanation:

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