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Mathematics 21 Online
OpenStudy (mindblast3r):

Help me pls pls <3

OpenStudy (anonymous):

I'll try :3

OpenStudy (mindblast3r):

OpenStudy (mindblast3r):

i don't understand one thing, in the answer part it shows how it's worked out, but where does the "2" come from?

OpenStudy (mindblast3r):

OpenStudy (anonymous):

my b hang on let me take a look

OpenStudy (mindblast3r):

@Nnesha @mathstudent55 @kropot72 @acxbox22 @LegendarySadist @Luigi0210

OpenStudy (anonymous):

Ok, so which part of the problem confused you?

OpenStudy (mindblast3r):

OpenStudy (mindblast3r):

not sure where the heck that 2 comes from

OpenStudy (anonymous):

I saw that. But which SPECIFIC part do you not understand? Did you understand everything up until the 2?

OpenStudy (mindblast3r):

yes, i have no idea why the 2 was put there or where it came from

OpenStudy (anonymous):

Well as you saw before it, they divided \[\large \frac{1}{\frac{1}{2}}\] If you divide a fraction, it's the same as multiplying by the inverse. \[\large 1 \div \frac{1}{2}~=~1 \times \frac{2}{1}\] is this what confused you?

OpenStudy (mindblast3r):

wait, so in that whole equation all of those are equal??

OpenStudy (mindblast3r):

or is the 1 \[1 \times \frac{ 2 }{ 1 }\]

OpenStudy (mindblast3r):

1 divided by .5 = to 2, but not equal to the first part. Do you understand what i'm asking?

OpenStudy (anonymous):

Tbh, not really. Are you asking about the properties of a 30-60-90 triangle or the properties of fractions?

OpenStudy (mindblast3r):

wait a minute when the example put it like that

OpenStudy (anonymous):

Their explanation really was off-focus. They were comparing the problem they gave you to the example triangle, and I think that's what caused the confusion.

OpenStudy (mindblast3r):

\[\frac{ x }{ 2\sqrt{3}} =\frac{ 1 }{ \frac{ 1 }{ 2} }=2\]

OpenStudy (mindblast3r):

isn't it when they put it like that, it makes it equal?

OpenStudy (mindblast3r):

like everything.

OpenStudy (anonymous):

Right. The \(\large \frac{x}{2\sqrt{3}}\) is from your triangle and the \(\large \frac{1}{\frac{1}{2}}\) was from the example triangle.

OpenStudy (anonymous):

They were comparing the ratios, although the "=" wasn't the best way to do it.

OpenStudy (mindblast3r):

they are using proportions.

OpenStudy (mindblast3r):

you got that though?

OpenStudy (anonymous):

Got what, exactly?

OpenStudy (mindblast3r):

bleh nevermind i don't even get what i was saying.

OpenStudy (mindblast3r):

i understand everything now! (I hope), i've been stcuk on that for such a long time thank you very much. <3

OpenStudy (anonymous):

\[\huge \color{aqua}N\color{fuchsia}o \space \color{lime}P \color{orange}r \color{blue}o \color{maroon}b \color{red}l \color{olive}e \color{purple}m \ddot\smile \]

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