12m right? If I'm not mistaken you would add the number and ad on the variable afterwards.
Undefined
(Character limit filler)
well, I'd say never, since intersection by its definition means, <u>it comes from somewheres, hits the other, and keeps on going</u>, like the planes P and Q in the picture below.
so intersection by definition is not in a straight line.
The new perimeter of the pentagon is 35".
This can be found by multiplying 3/5 by the original perimeter, 21"