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Geometry 9 Online
OpenStudy (anonymous):

Find the value of x. Round decimals to the nearest tenth.

OpenStudy (anonymous):

|dw:1371647989167:dw|

OpenStudy (anonymous):

i need a decimal

OpenStudy (anonymous):

thts not it bro lol

OpenStudy (anonymous):

not possible

OpenStudy (jack1):

SOC CAH TOA sine 40 degrees = opposite / hypotenuse sine 40 degrees = 6 / x ...solve for x

OpenStudy (jack1):

@MAYSTEPH how'd jew go...?

OpenStudy (anonymous):

wtf is sine haha!

OpenStudy (jack1):

sin... look on a calculator there are 3 main trig functions there: sine (sin) cosine (cos) and tan (tan)

OpenStudy (anonymous):

ohh okay

OpenStudy (jack1):

type in "sin 40"... and u should get like 0.6...ish

OpenStudy (anonymous):

lol nooooooooooooone of those are any of my choices xD

OpenStudy (jack1):

sin 40 = 6 / x so x = 6 / sin 40 =...?

OpenStudy (anonymous):

a) 9.3 b) 3.9 c) 4.5 d) 5.0

OpenStudy (anonymous):

lol

OpenStudy (anonymous):

none of those are big enough to be x

OpenStudy (jack1):

what did u get as an exact value of sin 40 @MAYSTEPH ? (to like 3 decimal places)

OpenStudy (anonymous):

0.64278760968653932632264340990726

OpenStudy (jack1):

cool, so 6 divided by 0.6428 =...?

OpenStudy (anonymous):

9.3343429611624739203381357278235

OpenStudy (jack1):

so rounded to 1 decimal place, which of your answers fits...?

OpenStudy (jack1):

a) 9.3 b) 3.9 c) 4.5 d) 5.0

OpenStudy (jack1):

@MAYSTEPH which of your answers is closest to the one you calculated (9.334) a) 9.3 b) 3.9 c) 4.5 d) 5.0

OpenStudy (anonymous):

lol srry i was talking someone its A lol thankyou man, i appreciate it :)

OpenStudy (jack1):

always welcome hey

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