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zhannawk [14.2K]
3 years ago
13

Un edificio proyecta una sombra de 7.5m.mientras que un arbol que mide 1.6 m de altura proyecta una sombra 1.85 M¿Cual es la alt

ura dek edificio?
Mathematics
1 answer:
sattari [20]3 years ago
5 0

Answer: The height of the building is 6.49 meters.

Step-by-step explanation:

This can be translated to:

"A building projects a 7.5 m shadow, while a tree with a height of 1.6 m projects a shadow of 1.85 m.

Which is the height of the building?"

We can conclude that the ratio between the projected shadow is and the actual height is constant for both objects, this means that if H is the height of the building, we need to have:

(height of the building)/(shadow of the building) = (height of the tree)/(shadow of the tree)

H/7.5m = 1.6m/1.85m

H = (1.6m/1.85m)*7.5m = 6.49m

The height of the building is 6.49 meters.

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Hope this helps! :)
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3 years ago
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guajiro [1.7K]

Answer:

1 and 4, 2 and 3, 5 and 8, 6 and 7

Step-by-step explanation:

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3 years ago
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7 0
3 years ago
Let Y1 &lt; Y2 &lt; Y3 &lt; Y4 &lt; Y5 be the order statistics of five independent observations from an exponential distribution
Katena32 [7]

Answer:

a) 10[1-e^{-y/3} ] ^{2}  e^{-y}

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Step-by-step explanation:

Given that : Y1 < Y2 < Y3 < Y4 < Y5   are the order statistics of five independent observations

mean of θ  = 3

<u>a) Determine the P.d.f of the sample median </u>

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attached below is the detailed solution

<u>b) determine the probability that Y4 is < 5 </u>

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attached below is the detailed solutions

8 0
3 years ago
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