Question

A pole, 28 metres high casts a shadow of 20 metres. Find the height of a building that cast a shadow
of 30 metres under similar conditions.​

Answer 1

Answer:

Given :

An electric pole 16 metres high casts a shadow of 12 metres

To Find :

find the height of a tree that casts a shadow of 20 metres under similar conditions

Solution:

We are given that An electric pole 16 metres high casts a shadow of 12 metres

Height of pole = 16 m

Height of shadow = 12 m

We are supposed to find the height of a tree that casts a shadow of 20 metres under similar conditions

Let x be the height of a tree that casts a shadow of 20 metres

16/12=x/12

16/12×12=x

16 = x

So,the height of a tree that casts a shadow of 20 metres is 16 m