SOLUTION: Given the rectangle with perimeter 38 in. Find a. The rectangle I have pictured has 14 in on the bottom and the letter a on the right hand side.

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Question 17523: Given the rectangle with perimeter 38 in. Find a.
The rectangle I have pictured has 14 in on the bottom and the letter a on the right hand side.
Answer by askmemath(368) About Me  (Show Source):
You can put this solution on YOUR website!
Perimeter of a triangle is 2x(length+breadth)
You are given that one side = 14 and the other side = a
Also perimeter = 38
So we get 2x(14+a) = 38
Dividing both sides by 2
14+a = 19
Subtracting 14 from both sides
a = 5cms