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Geometry 15 Online
OpenStudy (anonymous):

http://usatestprep.com/modules/gallery/files/15/1558/1558.gif solve for AD

OpenStudy (godlovesme):

u have options?

OpenStudy (anonymous):

A) 12 B) 10 C) 8 D) 6 Eliminate

OpenStudy (anonymous):

8,

OpenStudy (anonymous):

i got that too but im still confused how i got it, like i kinda guessed and estimated

OpenStudy (anonymous):

basically, if you look GEF is a triangle. The base of the triangle is 6. DAF is also a triangle. from A to E it is 6 cm. Triangle DAF is a bigger triangle than GEF so the base adds to 12. Therefore, you do 12÷6 to get a scale factor of 2. So, you times 4 by 2 to get 8 as the height (AD). Hope it helps ☻

OpenStudy (godlovesme):

create a proportion |dw:1417191961666:dw| cam u solve for x?

OpenStudy (godlovesme):

can*

OpenStudy (anonymous):

yes. 48÷6=8. thanks!

OpenStudy (godlovesme):

anytime :D @mathacomplice

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