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Mathematics 14 Online
OpenStudy (anonymous):

CHECK MY ANSWER PLEASE SOMEONE HELP!!!!! If g = 41 cm and e = 9 cm, what is the length of f? A 32 cm B 40 cm C 48 cm D 42 cm

OpenStudy (anonymous):

I THINK ITS D

OpenStudy (anonymous):

OpenStudy (anonymous):

@bohotness

OpenStudy (anonymous):

@jabez177 @saifoo.khan

OpenStudy (anonymous):

okay so you can use the Pythagorean theorem. that is \[a ^{2}+b ^{2}=c ^{2}\]

OpenStudy (anonymous):

i know is it D? cause thats what i think

OpenStudy (anonymous):

e and f are a and b. and no it is not 42.

OpenStudy (anonymous):

B?

OpenStudy (anonymous):

\[9^{2}+b ^{2}=41^{2}\] \[81+b^{2}=1681\]

OpenStudy (anonymous):

i think its either B or D but if B is correct please tell me i am very pressured

OpenStudy (anonymous):

subtract 81 to both sides then do the square root of both sides

OpenStudy (anonymous):

yes 40 is correct

OpenStudy (anonymous):

ok thank you

OpenStudy (anonymous):

thank you so much :)

OpenStudy (anonymous):

you're welcome :)

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