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Mathematics 19 Online
OpenStudy (anonymous):

Help with a geometry problem? http://prntscr.com/5zzt0y

Directrix (directrix):

Look at the attached chart of right triangle trig ratios.

Directrix (directrix):

sin A = opposite leg over hypotenuse = ? I think there are missing numbers on the diagram.

Directrix (directrix):

@vexus Question?

OpenStudy (anonymous):

Yea i think there are

OpenStudy (anonymous):

some missing numbers

Directrix (directrix):

I think I know what they are.

Directrix (directrix):

Look at this.

Directrix (directrix):

So, you can find sin(A) now.

OpenStudy (anonymous):

Ok give me a second

Directrix (directrix):

Okay.

OpenStudy (anonymous):

Sin A 3/5 Cos a 4/5?

Directrix (directrix):

Let me see.

OpenStudy (anonymous):

OK

Directrix (directrix):

sin A = 3/5 and cos A = 4/5 is what I got.

OpenStudy (anonymous):

So B is correct then, thanks

Directrix (directrix):

Yes. You are welcome.

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