Posted by **mily** on Tuesday, June 18, 2013 at 9:01pm.

Triangle ABC is similar to triangle DEF. The sides of ABC are 5,8 and 11. What is the length of the shorttest side of DEF if its perimeter is 60?

- geometry -
**Reiny**, Tuesday, June 18, 2013 at 10:16pm
Since the sides must be in the same ratio...

let the sides of the new triangle be

5x, 8x, and 11x

5x + 8x + 11x = 80

solve for x, then find 5x

- geometry -
**Reiny**, Tuesday, June 18, 2013 at 10:17pm
5x + 8x + 11x = 60 , hit the wrong key

- geometry -
**dfdf**, Friday, December 12, 2014 at 12:57pm
dfd

- geometry -
**Endalamaw**, Thursday, April 30, 2015 at 9:41am
12.5

- geometry -
**kathy**, Tuesday, June 9, 2015 at 1:57pm
mc069-1.jpg

In mc069-2.jpg, FE = 13 and mc069-3.jpg. Find DF to the nearest tenth.

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