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Mathematics 7 Online
OpenStudy (anonymous):

Help? Medal + Fan Given that ΔDEF is similar to ΔWXY, solve for x. http://tinypic.com/r/2aiq8a1/8 x = –0.93 x = –2.5 x = 8.5 x = 6 cm

OpenStudy (anonymous):

I think its 8.5

OpenStudy (anonymous):

the answer is 8.5

OpenStudy (anonymous):

After examining the figure shown here, Daniel determines that FG/TU = EF/ST. Which of the following allowed him to draw that conclusion? http://tinypic.com/r/2aiq8a1/8 Side-Splitting Theorem Two-Transversal Proportionality Corollary Proportional Altitudes Theorem Proportional Medians Theorem

OpenStudy (anonymous):

i am not sure but i think it is ththird one proportional altitudes theorem

OpenStudy (anonymous):

Thats what I thought. I wasnt 100% sure.

OpenStudy (anonymous):

okay neither am i so....

OpenStudy (anonymous):

Well if we both think it I think we are good :P Okay 3 more questions.

OpenStudy (anonymous):

okay post em

OpenStudy (anonymous):

By the Proportional Altitudes Theorem, which of the following proportions is true? http://tinypic.com/r/xm796d/8 CB/GE = CA/GF BD/FH = CB/GF BD/FH = CB/EF BD/CD = FH/HE

OpenStudy (anonymous):

No idea what it could be. Its Bd/Fh something I THINK

OpenStudy (anonymous):

let me see

OpenStudy (anonymous):

k

OpenStudy (anonymous):

i think the answer is BD/FH=CB/GF

OpenStudy (anonymous):

Okay!

OpenStudy (anonymous):

Given that ΔNML is similar to ΔSRQ, solve for x. http://tinypic.com/r/2ccrynm/8 x = 18 x = 14.2 x = 40.5 x = 24

OpenStudy (anonymous):

ok just so u now i hav 2 leave in a hour so ... i can still help you with this stuff but.....

OpenStudy (anonymous):

Oh well after this we have 1 question

OpenStudy (anonymous):

is the internet slow

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

Okay so for the question above, any ideas?

OpenStudy (anonymous):

okay let me see

OpenStudy (anonymous):

Number three is a ratio. If they are similar, the ratios will match up. 24/16 27/x So the first ratio is 3/2 because both are divisible by 8. the ratio stays 3/2. 3*9=27. so 2*9=18 x=18

OpenStudy (anonymous):

im still here. btw. sloooow internet

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

one more

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