Answer:
73.5
Step-by-step explanation:
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Answer:
20 feet
Step-by-step explanation:
1st piece = x
2nd piece = 2x
3rd piece = 6x
x+2x+6x=180
9x=180
x=20
so the first piece is 20 feet, the second is 40, and the third is 120.
No, this is not true, 22+32 =54 this is not a true statement