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Mathematics 23 Online
OpenStudy (anonymous):

Find the value of b.

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

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

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?

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

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?

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):

you guys want to come you should click on that link and fill out that survey https://www.surveymonkey.com/s/OpenStudyParty

myininaya (myininaya):

11 pacific is the time 19:00 GMT

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

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

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