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Answered

A copper wire that is 14 meters long is cut into pieces of integral lengths. The pieces

are to be welded together to construct a triangle. Of all the possible solutions, what

could be the length of the shortest piece?​

Sagot :

AILAMARIE28GO

Answer:

The length of the shortest piece is 2

Let the three side be a,b,c

because a+b+c=14

let a>, b>,c

a<7

because a>, b>, c>,

so a> 14

3

-14 < a< 7

3

so 2b>, a a=5>,b

-b=5. c=4

-When 9=6, bcouz 2b>, 8,. b<6

-b=6. c=2 (shortest)

so the answer is 2

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