Sagot :
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
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]