Mathematics
23 Online
OpenStudy (anonymous):
Find the value of b.
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OpenStudy (anonymous):
where's the problem?
OpenStudy (anonymous):
pic
myininaya (myininaya):
both of those legs have same length
myininaya (myininaya):
so you could use pythagorean thm
OpenStudy (anonymous):
so 45
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OpenStudy (anonymous):
use sin
\[\sin \theta=oppsite side/ hypotenuse side\]
myininaya (myininaya):
\[12^2+12^2=b^2\]
OpenStudy (turingtest):
\[\sin\frac{\pi}{4}=\frac{12}{b}\]will work too, but myin's way is smarter
myininaya (myininaya):
you can also do jerwyn's way and turings
myininaya (myininaya):
my way isn't smarter lol
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myininaya (myininaya):
its just another way
OpenStudy (turingtest):
I see it as more clever, recognizing the symmetry...
No trig necessary!
OpenStudy (anonymous):
\[\sin 45=12/b\]\[b \sin 45=12\]\[b=12/\sin 45\]
find the value of sin 45
then divide it to 12
you will got b
that's application to trigonometry. ..
myininaya (myininaya):
true no trig just algebra
OpenStudy (turingtest):
is that a self-portrait myin?
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myininaya (myininaya):
i do have freckles lol
myininaya (myininaya):
can you see her freckles?
OpenStudy (turingtest):
yep!
I'm curious what you look like, but anonymity is your right online...
That is me in my pic though.
OpenStudy (anonymous):
Party at my place? lol
myininaya (myininaya):
hey sharon
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myininaya (myininaya):
there will be a party online tomorrow
myininaya (myininaya):
openstudy is hosting it
myininaya (myininaya):
have you heard about it?
OpenStudy (anonymous):
yes I saw it, Should be fun
OpenStudy (anonymous):
great news. . is it online party? myininaya?
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myininaya (myininaya):
yes
myininaya (myininaya):
you guys need to download jamcloud at jamcloud.com
myininaya (myininaya):
you guys could win prizes maybe
there will be drawings
myininaya (myininaya):
11 pacific is the time
19:00 GMT
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OpenStudy (anonymous):
k, still trying to get the answer. Somehow lost a bunch of my work now I have to figure it out again..This sucks!
myininaya (myininaya):
so we had\[12^2+12^2=b^2 \]
myininaya (myininaya):
\[144+144=b^2\]
myininaya (myininaya):
add 144+144
then take the square root of both sides and you will have b
OpenStudy (anonymous):
yeah i had 288 so i should have divided that by .5
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myininaya (myininaya):
no take the square root since be have b^2=288
myininaya (myininaya):
to undo square you square root
OpenStudy (mertsj):
@myininaya Broken Fixer needs you