Can't figure this one out.

The answer must be in exact value.

*Picture has been fixed to add the missing side length

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- April 3rd 2010, 06:47 PMshawliFinding side "x" (triangles)
Can't figure this one out.

The answer must be in exact value.

*Picture has been fixed to add the missing side length - April 3rd 2010, 07:01 PMSudharaka
- April 3rd 2010, 07:02 PMProve It
- April 3rd 2010, 07:07 PMshawli
Sorry! I missed a label, but I've reposted the picture with the correction.

- April 3rd 2010, 07:11 PMSudharaka
- April 3rd 2010, 07:14 PMProve It
You're expected to be able to recognise triangles that are of dimensions and .

Looking at the large triangle, its dimensions are

.

So the base of this shape is .

Using that information, you should be able to see that

.