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Mathematics 8 Online
OpenStudy (anonymous):

Can anyone help me???

OpenStudy (anonymous):

OpenStudy (anonymous):

with

OpenStudy (anonymous):

attached file!

OpenStudy (anonymous):

idk about that because i havent figerd that out my self i am new lol

OpenStudy (anonymous):

lol its okay..

OpenStudy (anonymous):

welcome to open study!!

OpenStudy (anonymous):

i would i would not say no but im sorry i have no clue how to do anything rite now i would but i do not know how rite now....

OpenStudy (anonymous):

its okay, but thanks for putting up the effort!!

OpenStudy (anonymous):

your welcome any time

OpenStudy (anonymous):

:)

OpenStudy (anonymous):

Pythagoras!!!

OpenStudy (anonymous):

\[x^2 + y^2 = z^2\]

OpenStudy (anonymous):

but we dont know the values..

OpenStudy (anonymous):

Only for the second one lol sorry.

OpenStudy (anonymous):

\[x^2 + 7^2 = a^2\]

OpenStudy (anonymous):

solve for x

OpenStudy (anonymous):

sq. root a-7

OpenStudy (anonymous):

\[\pm \sqrt{a^2 - 7^2}\]sq. root a^2-7^2

OpenStudy (anonymous):

For the other ones you have to use cos sin and tan

OpenStudy (anonymous):

ohh okay, so this is all we have to do?

OpenStudy (anonymous):

I did b

OpenStudy (anonymous):

how about angles?

OpenStudy (anonymous):

like for a) is it x=+/- sq. root a-43 degress

OpenStudy (anonymous):

That's what I mean. You have to use cos sin tan SIN COS TAN SOH CAH TOA O=opposite side A=adjacent side H=Hypotnus

OpenStudy (anonymous):

Go learn how to use cos sin and tan.

OpenStudy (anonymous):

what do u neeed help with the same thing

OpenStudy (anonymous):

i know abt them already.. but not sure how to use it here..

OpenStudy (anonymous):

If you know it already then you would know how to use them exactly. Even with my information that I have you about cos sin and tan GO back to that section and review it.

OpenStudy (anonymous):

is it like sin(43)=x/a-->a sin(43)=x?

OpenStudy (anonymous):

thanks for part b!!

OpenStudy (anonymous):

Cos(43)=a/x Adjacent side is a over hypotnus which is x CAH

OpenStudy (anonymous):

c) use tan d) use sin

OpenStudy (anonymous):

thank you..

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