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Mathematics 9 Online
OpenStudy (anonymous):

Find the value of y. See attatchment

OpenStudy (anonymous):

OpenStudy (anonymous):

I know that angle Z is 14 degrees.

OpenStudy (dan815):

good! but use the sine law

OpenStudy (dan815):

and its very good ur filling in the information u know! always do that first

OpenStudy (anonymous):

Yeah (:

OpenStudy (anonymous):

So, plug in which numbers?

OpenStudy (anonymous):

So, opposite over hypotenuse

OpenStudy (dan815):

ohh no no, this is altogether different

OpenStudy (anonymous):

25/10.5?

OpenStudy (dan815):

you see SohCahToa is for right angle triangles only

OpenStudy (anonymous):

Oh yeah

OpenStudy (dan815):

this triangle has no right angle in there

OpenStudy (dan815):

ill show u a cool way to do this!

OpenStudy (anonymous):

no it doesn't. So use the Law of sine?

OpenStudy (dan815):

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