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Mathematics 14 Online
OpenStudy (anonymous):

find the value of X round to the nearest 10th

OpenStudy (anonymous):

OpenStudy (anonymous):

# 4

OpenStudy (saifoo.khan):

use sin ratio.

OpenStudy (anonymous):

Sine is opposite over hypotenuse. So, the sine of 35 degrees is x over 20. A decimal approximation of the sine of 35 degrees is 0.57. Multiply by 20 for the result, 11.47.

OpenStudy (anonymous):

Pg 441 #4 a. 9.3 b. 10.2 c. 11.5

OpenStudy (saifoo.khan):

Try it @selenamalter

OpenStudy (anonymous):

so C

OpenStudy (anonymous):

What about # 6

OpenStudy (anonymous):

#6 is the same problem, just using a different ratio. This one is adjacent over hypotenuse, so you'll use cosine instead of sine. Other than that, it's the same problem. Try working it out :)

OpenStudy (anonymous):

Pg 441 #6 a. 16.2 b. 17.9 c. 18.5 So B?

OpenStudy (anonymous):

Yes, B is correct.

OpenStudy (anonymous):

and 8 would be A?

OpenStudy (anonymous):

What are the answer choices for #8?

OpenStudy (anonymous):

Pg 441 #8 a. 4.3 b. 5.9 c. 6.7

OpenStudy (anonymous):

Yes, A is correct for #8.

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