jcyogi 3 years ago 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

1. jcyogi

2. cwrw238

= 11,780 * cos 35

3. jcyogi

4. jcyogi

412300

5. dpaInc

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

6. jcyogi

ok

7. dpaInc

is that a picture of you eating the pavement?

8. jcyogi

lol thats my uncle

9. cwrw238

lol

10. dpaInc

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

11. cwrw238

you've got an athletic uncle!

12. jcyogi

yea when he dont eat the pavement

13. jcyogi

8248.44n

14. cwrw238

i got 9649.61

15. cwrw238

cos 35 = 0.819152

16. jcyogi

you are correct

17. lilia222

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

18. mosaic

D is correct.

19. lilia222

So their work here is incorrect?

20. mosaic

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