joemolina joemolina
  • 18-09-2020
  • Mathematics
contestada

A postcard is 7 inches wide and 3 inches tall. What is its perimeter?

Respuesta :

Аноним Аноним
  • 18-09-2020

Answer:

21

Step-by-step explanation:

P=LxW

21=3x7

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