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Mathematics 20 Online
OpenStudy (anonymous):

Use △DEF, shown below, to answer the question that follows. What is the value of x rounded to the nearest hundredth?

OpenStudy (anonymous):

Directrix (directrix):

tan(x) = opposite leg / adjacent leg = x/55 tan(49) = x/55 ---> Solve for x

OpenStudy (anonymous):

wouldn't it just be 55 then?

OpenStudy (anonymous):

thats what i put

Directrix (directrix):

No. Look up tan 49 or use your calculator. Set that value equal to x/55. Then cross multiply and solve for x.

Directrix (directrix):

Post what you get.

OpenStudy (anonymous):

63.27? lolc:

Directrix (directrix):

Yes, to the nearest hundredth.

OpenStudy (anonymous):

63.30? or to hundredth does that mean like 63 or 64? I forget

Directrix (directrix):

The question said this: What is the value of x rounded to the nearest hundredth?

OpenStudy (anonymous):

yes so 63.30 then right?

Directrix (directrix):

63.270 to the nearest hundredth is 63.27. You are rounding to the nearest tenth.

OpenStudy (anonymous):

ohhh i see so i was correct the first time 63.27 then.

Directrix (directrix):

Yes.

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