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Mathematics 8 Online
OpenStudy (anonymous):

We're learning proportions in Triangles in Geometry and I don't understand how to solve this problem. The directions are solve for x. http://s1159.beta.photobucket.com/user/aikerd26/media/Geometry_zps1617494d.jpg.html?sort=3&o=0

jimthompson5910 (jim_thompson5910):

|dw:1358472920897:dw|

jimthompson5910 (jim_thompson5910):

The three triangles are similar, so h/x = y/h which means h^2 = xy and h = sqrt(x*y)

OpenStudy (anonymous):

Crap sorry I forgot there was an 18 where the long line is!

OpenStudy (anonymous):

|dw:1358473225967:dw|

OpenStudy (anonymous):

So like that

jimthompson5910 (jim_thompson5910):

so this the triangle |dw:1358473262339:dw|

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