Chimney and tree

Calculate the height of the factory chimney, which casts a shadow of 6.5 m long in the afternoon. At the same time, a 6 m high tree standing near it casts a shadow 25 dm long.

Correct answer:

h1 =  15.6 m

Step-by-step explanation:

h1:h2 = t1:t2  t1=6.5 m h2=6 m t2=25 dm m=25:10  m=2.5 m  h1=h2 t2t1=6 2.56.5=578 m=15.6 m

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