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Mathematics 7 Online
OpenStudy (anonymous):

Use the image below to answer the following question. Find the value of sin x° and cos y°. What relationship do the ratios of sin x° and cos y° share? A right triangle is shown with one leg measuring 8 and another leg measuring 6. One angle that is not 90 degrees is marked x and the other angle that is not 90 degrees is marked y.

OpenStudy (anonymous):

@ninjasandtigers

OpenStudy (anonymous):

this is hard

OpenStudy (anonymous):

im gonna stay on till i finish my written test

OpenStudy (anonymous):

lol

OpenStudy (anonymous):

ok, is there an image to this?

OpenStudy (anonymous):

can u view it?

OpenStudy (anonymous):

yup :) thanks

OpenStudy (anonymous):

k

OpenStudy (anonymous):

can you give me relationship like what i should just copy and paste?

OpenStudy (anonymous):

find the hypotenuse by using pothagoreans theorem

OpenStudy (anonymous):

10

OpenStudy (anonymous):

is the hypotenuse

OpenStudy (anonymous):

sin=opp/hyp arcsin(6/10)

OpenStudy (anonymous):

idk arc sin

OpenStudy (anonymous):

what is arcsin?

OpenStudy (anonymous):

\[\sin^{-1} \]

OpenStudy (anonymous):

um idk what that is

OpenStudy (anonymous):

lol im sorry i am just terrible at math

OpenStudy (anonymous):

cos=adj/hyp arccos(6/10)

OpenStudy (anonymous):

k

OpenStudy (anonymous):

arcsin is the inverse function of the sine function

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

so ya arcsin is 6/10

OpenStudy (anonymous):

no, arcsin(6/10) is an equation

OpenStudy (anonymous):

oh ok so its 0.6

OpenStudy (anonymous):

?

OpenStudy (anonymous):

i really need to get off the computer but i dont really want to anyway you could just write the relationship out so i can copy and paste :)

OpenStudy (anonymous):

i have one more question after this one then im done please

OpenStudy (anonymous):

ok, so, sin x=(6/10) sin x=3/5 cosy =(6/10) cos y=3/5 The relationship between sin x and cos y is that they are equal.

OpenStudy (anonymous):

ill medal you on both of them

OpenStudy (anonymous):

ok one more

OpenStudy (anonymous):

ok

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