When using Pythagorean Theorem you get C !!!
Answer:
...
Step-by-step explanation:
Let's say the second piece is x ft long
The first piece is 2x ft long
The third piece is x+4 ft long
All of the pieces should add up to 10ft
x+2x+x+4=10
4x= 6
x=1.5ft
The first piece is 2x ft long=3 ft long
1.1x=17.85
x=16.227272727272727...
Round to $16.23