Respuestas

  • Usuario de Brainly
2014-03-10T15:54:08+01:00
dimensiones del rectangulo
base (b)= 4x -1
altura(a) = 2x+3
perimetro = 2b + 2 a
2(4x -1) +2(2x +3) = 52
8x -2 +4x +6 =52
12x = 52-6+2
12x = 48
x= 48/12
x= 4

base = 4x -1 = 4*4-1 = 15cm
altura = 2x+3 = 2*4+3 = 8+3=11cm