jcyogi

A stack of K-Rails, used for highway construction, are pulled along a ramp angled 35° to the ground with a force 11,780 N as shown below.
What is the horizontal force required to pull the K-Rails?
6756.73 N
2053.78 N
8248.44 N
9649.61 N

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jcyogi

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cwrw238

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= 11,780 * cos 35

jcyogi

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ok wait please

jcyogi

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412300

dpaInc

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you might have your calculator set in radians... change it to degree mode...

jcyogi

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ok

dpaInc

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is that a picture of you eating the pavement?

jcyogi

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lol thats my uncle

cwrw238

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lol

dpaInc

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aw.. but it's cool...!

cwrw238

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you've got an athletic uncle!

jcyogi

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yea when he dont eat the pavement

jcyogi

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8248.44n

cwrw238

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i got 9649.61

cwrw238

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cos 35 = 0.819152

jcyogi

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you are correct

lilia222

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@mosaic there's this one too; Idk which one is the correct one? C or D?

mosaic

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D is correct.

lilia222

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So their work here is incorrect?

mosaic

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cwrw238 says: "i got 9649.61" which is the correct answer.