remilekunolofin remilekunolofin

10-07-2020
Mathematics

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find the height of a tree whose shadow is 42m long when the shadow of a man 1.8m tall is 2.4m long

Respuesta :

10-07-2020

Answer:

The ratio 1.8 : 2.4 can be rewritten as 3 : 4. We have to solve:

3 : 4 = x : 42

3 * 42 = 4x

x = 3 * 42 / 4 = 31.5

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