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An escalator in the subway station has a vertical rise of 195 ft 9.5 in., and rises at an angle of 10.4 degrees. How long is the escalator? Round to the nearest foot.
 8 months ago
 8 months ago
An escalator in the subway station has a vertical rise of 195 ft 9.5 in., and rises at an angle of 10.4 degrees. How long is the escalator? Round to the nearest foot.
 8 months ago
 8 months ago

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highschoolmom2010Best ResponseYou've already chosen the best response.2
dw:1376247934662:dw
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
we know hyp=x opposite =2349.5
 8 months ago

ganeshie8Best ResponseYou've already chosen the best response.1
keep going, you have it !
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
SOH CAH COA so we use sin
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
\[(x)*\sin10.4=\frac{ 2349.5 }{ x }*(x)\] \[\frac{ xsin10.4 }{\sin 10.4 }=\frac{ 2349.5}{\sin 10.4 }\] \[x=\frac{ 2349.5 }{ \sin 10.4}\] \[x \approx 1085'\]
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
that doesnt look right
 8 months ago

ganeshie8Best ResponseYou've already chosen the best response.1
1085 foot is correct ! good job !!
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
hooray t just didnt look right
 8 months ago

ganeshie8Best ResponseYou've already chosen the best response.1
you're becoming extremely effecient at trig rations ;) good :D
 8 months ago

jdoe0001Best ResponseYou've already chosen the best response.0
ahemm, wasn't 2349.5 in inches?
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
i converted it back to feet
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
bc the question wanted it in feet
 8 months ago

jdoe0001Best ResponseYou've already chosen the best response.0
I see, you have a good footingdw:1376249504657:dw
 8 months ago

highschoolmom2010Best ResponseYou've already chosen the best response.2
@jdoe0001 wow i see what you did there
 8 months ago
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