A triangular sail has a perimeter of 25 m. Side a is 2 m shorter than twice side b, and side c is 3 m longer than side b. Find the length of each side.

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asked Jan 17, 2016 141k views

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Haresh Samnani · Answer 1 · 2016-01-21T18:02:35+0000

We know that perimeter of the triangle its a+b+c=25
a=2b-2
b=b
c=b+3
Now we can substitute it into our formula
2b-2+b+b+3=25
4b+1=25 /-1
4b=24 /:4
b=6 - its b side
a=2*6-2
a=12-2=10 - its a side
c=6+3=9 - its c side

A triangular sail has a perimeter of 25 m. Side a is 2 m shorter than twice side b, and side c is 3 m longer than side b. Find the length of each side.

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