SOLUTION: I need to find the perimeter and area of a rectangle. I've been given only the length,but the rectangle has a line going through it saying 20. How do I solve the problem?

Question 340220: I need to find the perimeter and area of a rectangle.
I've been given only the length,but the rectangle has a line going through it saying 20. How do I solve the problem?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Line going through it?
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Is it a diagonal from one corner of the rectangle to the other? (like the green line here)
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