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balandron [24]
3 years ago
12

A northbound train and a southbound train meet each other on parallel tracks heading in opposite directions. the northbound trai

n travels 18 miles per hour faster than the southbound train. after 2 hours, they are 216 miles apart. at what speeds are the two trains traveling?
Mathematics
1 answer:
Vesna [10]3 years ago
3 0
Do the south 64 and then the 21 you never the .43
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If anyone could solve this question for me while showing the steps. It would be GREATLY appreciated
Blizzard [7]

this is a very annoying problem, with lots of steps. it is on a next level of dragging on and on

Step-by-step explanation:

You can split this into different shapes. A triangle, a rectangle, and a void of a quarter circle. The total area is rectangle+triangle-quarter circle.

We find the second side of the triangle by doing 65-48=17

We then use the pythagorean theorem to find the third length. This is about 49.1426.

We can then use whatever method you'd like for finding the area of the triangle. it turns out to be about 417.7125

Next, we find the rectangle, easy enough, 49.1426*48=2358.8448

which seems a bit scuffed until you realize that the diagram itself is scuffed as well. Great, quarter circle next

16*16*pi/4=201.0619

Alright, now to combine it to find the area.

417.7125+2358.8448-201.0619=2575.4954

great, now let's find the perimeter, simple enough. Curved perimeter+straight perimeter-that one corner in the bottom right

52+48+49.1426+65-32+25.1327=207.2753

and now we convert to meters

207.2753feet=63.1775meters

We are almost done! Now let's find the cost.

Fencing first:

63.1775*8.50=537.01

Then the cement

2575.4954*5.50=14165.2247

Then we add it up and apply tax:

537.01+14165.2247=14702.2347

14702.23*1.13=$<u><em>16613.53</em></u>

if you find anything wrong message me, I may have made errors because its 10pm and i need sleep. I recommend you work through my steps on your own as well. There might be complications with rounding as well, so yea. Hope this helps!

3 0
2 years ago
Samantha can run one mile in 8 minutes. At this rate how long will it take her to run in 5 miles
Serhud [2]
It would take Samantha 40 minutes to run 5 miles!!!
4 0
4 years ago
Read 2 more answers
The LA Dodgers hit the most homeruns in 2014. The number of homeruns accounted for 6% of the entire major League baseball homeru
disa [49]

Answer:

35 homeruns

Step-by-step explanation:

583*0.06=349.8-->34.98-->35

8 0
3 years ago
Read 2 more answers
Please help please help​
bazaltina [42]

Answer:

răspuns corect 2

Step-by-step explanation:

dami coroana te rog

4 0
3 years ago
A student solved this problem and said the answer is miles.
Gre4nikov [31]
B. <span>No, the answer is not reasonable. It should be about 2 miles.
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7 0
3 years ago
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