Respuesta :
3.14(a^2 + ab) when a = 3 and b = 4
then
3.14(3^2 + 3*4)
= 3.14(9+12)
= 3.14(21)
= 65.94
then
3.14(3^2 + 3*4)
= 3.14(9+12)
= 3.14(21)
= 65.94
Answer:
65.94
Step-by-step explanation:
Hope this help and thank you for the points!