The second side of a triangular deck is 5 feet longer than the shortest side and a third side that is 5 feet shorter than twice the length of the shortest side. If the perimeter of the deck is 60 feet, what is the length of the three sides

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- anonymous

- katieb

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- triciaal

let the middle = x
longer = more so add = +
twice the length = multiply by 2 shorter means less so subtract
perimeter is the sum of the lengths all around the figure.
for a triangle 3 sides perimeter the side 1 + side 2 + side 3 = given 60
I like to sketch it helps me to "see" better

- triciaal

|dw:1441575679079:dw|

- triciaal

|dw:1441575888290:dw|

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- triciaal

sorry had to make sure distinguish s for short from 5 so used y
(x was already named the middle )

- triciaal

substitute to find the longest side as well.

- anonymous

What, your confusion g me I have no idea what your talking about bit thanks for trying to help

- anonymous

That's confusing

- triciaal

well you need to read.

- triciaal

I changed the s in the diagram to y and even wrote it out!.

- triciaal

what are you confused about so I can clear it up for you?

- anonymous

Thank you for your help but I don't need the rudeness

- triciaal

what exactly do you mean by rudeness? I only told you to read and let me know what you are still confused about so I can clear it up.

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