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astraxan [27]
4 years ago
10

What could make a helicopter work in a vacuum

Mathematics
1 answer:
serg [7]4 years ago
3 0

If you use reverse propulsion then it will be able to fly with more ease in the vacuum because of the reverse propulsion

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It takes 12 men 8 days to construct a wooden shed. How many days will 15 men take?
Fynjy0 [20]

Answer:

10 days.

Step-by-step explanation:

8÷12 (because you can not divide people.

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take that and multiply it by 15

you will get 10

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kipiarov [429]
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Read 2 more answers
Can someone help me :(
k0ka [10]

Answer:

x = 20

Step-by-step explanation:

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x had to be higher than 19 but lower than 25

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4 0
3 years ago
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Burka [1]

Answer:

choice. c.) (5, 1/2)

Step-by-step explanation:

(5, 4) and (5, -3)

Use midpoint formula  ( (a + x)/2 , (b + y)/2)  for (a,b), (x,y)

midpoint = ( (5+5)/2, (4+- 3)/2) = (5, 1/2)  

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