Respuesta :

9514 1404 393

Answer:

  30x³ -12x² +18x

Step-by-step explanation:

The perimeter of an equilateral triangle is three times the side length:

  P = 3s

  P = 3(10x³ -4x² +6x)

  P = 30x³ -12x² +18x . . . . the triangle perimeter