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Mathematics 7 Online
OpenStudy (harleygirl18):

Plz help don't understand at all A child 4.5 feet tall casts a 6-foot shadow. A nearby statue casts a 12-foot shadow https://lh4.googleusercontent.com/h0-YxYBSQxa_UzJ8nz9fDxMle_US2NmPDodJmfEO_r2RvM67ZBuqxwqZIdrAqp9g0BtG-w What is the height of the statue? A. 8.25 ft B.9 ft C. 13.5ft D. 24 ft

OpenStudy (studygurl14):

They are similar triangles. Set up a proportion \(\Large\frac{6}{12}=\frac{4\frac{1}{2}}{x}\) Cross-multiply and solve for x

OpenStudy (harleygirl18):

?

OpenStudy (harleygirl18):

I don't know how to do that

OpenStudy (harleygirl18):

@Qwertty123

OpenStudy (harleygirl18):

@jhonyy9

jhonyy9 (jhonyy9):

so you can writing these data using the rule of 3 simple 4,5 ------ 6 x --------12 --------------- x = (4,5*12)/6) = ?

jhonyy9 (jhonyy9):

can you calculi it ?

jhonyy9 (jhonyy9):

simplifie 12 by 6 what will remain in place of 12 and what in place of 6 ?

jhonyy9 (jhonyy9):

so than you simplifie 12 by 6 will get 2/1 what mean that x= 4,5*2/1 = 4,5*2 = 9 x=9 ft

jhonyy9 (jhonyy9):

do you understand it now right ?

OpenStudy (harleygirl18):

thanks now i get it, that was easier than i thought

jhonyy9 (jhonyy9):

yes sure - np was my pleasure bye

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