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Margarita [4]
3 years ago
8

I need help now plz !

Mathematics
1 answer:
My name is Ann [436]3 years ago
8 0

Answer:D

Step-by-step explanation:

students playing trombone=12+10+7+16

Students playing trombone=45

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A fireman's water hose shoots 320 kg of water each second against the door of a building. The velocity of the water is 20 m/s an
NeX [460]

Answer:

6400\ \text{N}

Step-by-step explanation:

\dfrac{m}{t} = Mass flow rate of water = 320 kg/s

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Force is given by

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The average force is exerted by the stream of water is 6400\ \text{N}.

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madam [21]

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Dahasolnce [82]

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x^2+12x+36

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Multiply x+6 by x+6 to get the answer

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