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Mathematics 7 Online
OpenStudy (anonymous):

no idea how to do this geometry thing

OpenStudy (anonymous):

OpenStudy (anonymous):

Use sine formula \[\frac{sinD}{d}=\frac{sinE}{e}\]

OpenStudy (anonymous):

I got 62.5 degrees, is that right???

Directrix (directrix):

Let's see: 8/ (sin(72 deg)) = 6/ sin E

Directrix (directrix):

8/.951 = 6/ sin(E) I did not get the same answer you did, G^2. Look at my work so far and see if it is okay.

OpenStudy (anonymous):

I got 62.5 degrees, what did you get??

OpenStudy (anonymous):

;D

Directrix (directrix):

8/.951 = 6/ sin(E) 8 * sin (E) = 6 * (.951)

Directrix (directrix):

8* sin(E) = 5.706 sin(E) = .71325 E = 45.5 degrees approx

Directrix (directrix):

Look at that and see what you think. The Law of Sines was used to establish the equation.

OpenStudy (anonymous):

Thanks alot

Directrix (directrix):

Glad to help.

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