# SOLUTION: i have a picture of a triangle and the lenght is (3n+1) and the width is (2n-5) and it says "write the area as a trinomial." i got 6n^2+13n-5 but it said i was wrong so how

Algebra ->  Algebra  -> Polynomials-and-rational-expressions -> SOLUTION: i have a picture of a triangle and the lenght is (3n+1) and the width is (2n-5) and it says "write the area as a trinomial." i got 6n^2+13n-5 but it said i was wrong so how       Log On

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 Click here to see ALL problems on Polynomials-and-rational-expressions Question 40860: i have a picture of a triangle and the lenght is (3n+1) and the width is (2n-5) and it says "write the area as a trinomial." i got 6n^2+13n-5 but it said i was wrong so how do i do these problems?Answer by checkley71(8403)   (Show Source): You can put this solution on YOUR website!AREA OF A TRIANGLE IS 1/2BASE*HEIGHT. SO WE HAVE 1/2(3N+1)(2N-5) OR 1/2(6N~2-13N-5) OR (6N~2-13N-5)/2