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Mathematics 8 Online
OpenStudy (anonymous):

Jim and Roger are kayaking from point B to point A in a river. Jim plans to turn at point A and row to point C. Roger plans to turn at point A and row to point D. What will be the distance, in miles, between Jim and Roger at the end of their trip?

OpenStudy (anonymous):

OpenStudy (anonymous):

My answer = 6.5

OpenStudy (anonymous):

Well, if you have an answer, what are we supposed to be doing?

OpenStudy (anonymous):

No I think my answer is correct but i don't know if it is xD

OpenStudy (anonymous):

Guess I should have been a little more clear :p

OpenStudy (anonymous):

oh! hahaha ask um @saifoo.khan or um @ParthKohli they are genius's

OpenStudy (saifoo.khan):

So we have to find the distance CD? @Cjcj58585

OpenStudy (saifoo.khan):

AC = 13 using sin we can find CD.

OpenStudy (anonymous):

Yessir we do. And how would I found out what sin is?

OpenStudy (saifoo.khan):

sin theta = opp/hyp 13sin30 = opp opp = 6.5

OpenStudy (saifoo.khan):

Sine ratio. Do you know what's it? sin, cos tan?

OpenStudy (anonymous):

Sin?

OpenStudy (saifoo.khan):

sin = sine.

OpenStudy (saifoo.khan):

Have you studied trigonometry?

OpenStudy (anonymous):

Thanks Saif

OpenStudy (saifoo.khan):

Np Rebecca Black.

OpenStudy (anonymous):

oh you're asking me for the ratio lol H/O

OpenStudy (anonymous):

@saifoo.khan ? lol

OpenStudy (saifoo.khan):

Haha, now you are telling me the ratio opposite. It's O/H

OpenStudy (saifoo.khan):

And you disappear after every post. lol

OpenStudy (anonymous):

Haha im new to trig sorry. they threw it in a geometry class x_x

OpenStudy (saifoo.khan):

okay.. so have u solved the problem?

OpenStudy (anonymous):

Um. no?

OpenStudy (saifoo.khan):

We actually have to find the CD. agreed?

OpenStudy (anonymous):

Yes

OpenStudy (saifoo.khan):

So if somehow we know AC we can easily find CD? agreed?

OpenStudy (anonymous):

Yes but I don't know where to go from here.

OpenStudy (saifoo.khan):

|dw:1337322243558:dw|Remember Pythagoras?

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