Answer :

Hippalectryon
Let x denote the length of the longer  first piece and y the length of the shorter piece.

We have x+y=10 and x=3y-2 hence 3y-2+y=10 => 4y=12 => y=3 => x=7

The shorter piece is 3 feet long
Insidious

The shorter piece is 3 ft long and the longer piece is 7 ft long.

hope I helped

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