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December 8th, 2013, 10:03 PM   #1
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Triangle ratios

Given ACE BCD. Use Similar Triangle Ratios to help you determine the value of x.
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 December 9th, 2013, 02:39 AM #2 Senior Member     Joined: Feb 2010 Posts: 714 Thanks: 151 Re: Triangle ratios Show your work. What have you done on this problem?
December 15th, 2013, 02:32 PM   #3
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Re: Triangle ratios

Quote:
 Originally Posted by Hithere Given ACE BCD. Use Similar Triangle Ratios to help you determine the value of x.
use ratio proportion

3/5.2 = 4/(5.2 + x)
3(5.2 + x) = 4(5.2)
15.6 + 3x = 20.8
3x = 20.8 -15.6
3x = 5.2
3x/3 = 5.2/3
x = 1.733

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