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Mathematics 19 Online
OpenStudy (anonymous):

@mathslover

OpenStudy (anonymous):

OpenStudy (anonymous):

@mathslover

OpenStudy (anonymous):

this one i dont really get that much :/

mathslover (mathslover):

Let us focus on \(\Delta AGE \) first. \(\tan 60 = \cfrac{GE}{AG} \)

mathslover (mathslover):

Can you tell me, what is tan 60?

OpenStudy (anonymous):

rad 2 times (149-137)=rad 2 (12)

OpenStudy (anonymous):

1.732050808

OpenStudy (anonymous):

therefore answer is 52 rad 2 or otherwise the third choice

OpenStudy (anonymous):

tan of 60

OpenStudy (anonymous):

the third choice is right

mathslover (mathslover):

tan 60 = sin 60 / cos 60 = \(\sqrt{3}\) Therefore, AG = 97 Since, AG + AB = BG 97 + AB = 149 AB = 52

OpenStudy (anonymous):

tan 60 = rad 3

mathslover (mathslover):

Therefore, in \(\Delta ABC\) \(\cos 45 = \cfrac{AB}{AC} \implies \cfrac{1}{\sqrt{2} } = \cfrac{52}{AC}\) \(AC = 52\sqrt{2} \)

mathslover (mathslover):

Sorry for direct soln , had to go so posted it. Is it ok @Jtgovernor ?

OpenStudy (anonymous):

yea your ok but thanks for all the help i can pot more question for you if you want :P

OpenStudy (anonymous):

ok

mathslover (mathslover):

:P I am sleepy :(

OpenStudy (anonymous):

was i right?

OpenStudy (anonymous):

yes u were ^ and one more please and i leave you alone for now :/

OpenStudy (anonymous):

158/rad3 times 2

OpenStudy (anonymous):

in otherwords 182.443

OpenStudy (anonymous):

waight thats wrong

OpenStudy (anonymous):

its the otherway around

OpenStudy (anonymous):

o.o kk

OpenStudy (anonymous):

136.832 this is the answer

OpenStudy (anonymous):

158/2 times rad 3 is equal to 136.832

OpenStudy (anonymous):

ok thanks

OpenStudy (anonymous):

rounded of couarse

OpenStudy (anonymous):

got my msg????

OpenStudy (anonymous):

yeah

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