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August 20, 2014

August 20, 2014

Posted by **Anonymous** on Tuesday, February 8, 2011 at 8:50pm.

- geometry -
**anon**, Tuesday, February 8, 2011 at 9:35pmThe ratio of the sides of the 1st triangle is,

3 : 4 : 6

The second triangle is

x : x : 15

6 : 15 = 3 : x

6/15 = 3/x

cross multiply

6x = 45

x = 7.5

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