Question

A side of the square with area (25x²+10x+1) is (5x-1) units (5x+1) units (2x+1) units (3x+1) units​

Answer 1

Answer:

answered Jun 4, 2019 by navnit40 (-4,936 points)

Area of a rectangular field

= 25x2 + 20xy + 3y2

Length = (5x + 3y) units

∴ Breadth = Area/Length = (25x2 + 20xy + 3y2)/(5x + 3y)

Hence breadth = 5x + y

Hence perimeter of a rectangular field

= 2(l + b)

= 2 (5x + 3y + 5x + y)

= 2(10x + 4y)

= 20x + 8y