marianataliajorquera marianataliajorquera

24-10-2021
Mathematics

contestada

Los lados de un rectángulo son 6 cm de base y 3 cm de alto, si la base aumenta en 3cm, ¿en qué porcentaje aumentará su área?

Respuesta :

hmurciaf hmurciaf

24-10-2021

Answer:

125%

Step-by-step explanation:

Caso inicial: 6 cm x 3 cm = 18 cm²

Caso final: 9 cm x 4.5 cm = 40.5 cm²

18 (1 + t) = 40.5 (donde t es el porcentaje de incremento)

Entonces,

[tex]t = \frac{40.5}{18}-1= 1.25 = 125\%[/tex]

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