Question

7. The length of the shadow of a 30 m tower at a certain time of the day is 18 m long. What is the height of another building which casts a shadow of 12 m at the same time?​

Answer 1

Answer: sorry I do not know the answer

Answer 2

Answer:

$20 m$

Step-by-step explanation:

height of the tower = 30 m

shadow of the tower = 18 m

shadow of the building = 12 m

height of the building = ? Y

30/Y = 18/12

30/Y = 3/2

Y = 30 x 2/3

Y = 20