Respuesta :

s132486

Answer: 12.98

Step-by-step explanation:

12.5 x 12.5= 156.25

3.5 x 3.5= 12.25

156.25 + 12.25 = 168.5

ea60350

Answer:

A= 87.5

Step-by-step explanation

[tex]a=\frac{2}{1}\cdot \:3.5\cdot \:12.5 \\\\Apply rule \frac{a}{1} =a \\\frac{2}{1} \\a= 2\cdot\;3.5\cdot\;12.5[/tex]