Respuesta :

533.8 the equation is SA= 2(3.14)(5)(12)+ 2(3.14)(25)
20100039110007

Answer:

455.3cm^2

Step-by-step explanation:

SA=πr^2+2πrh

SA=3.14×5^2+2×3.14×5cm×12cm

SA=3.14×25cm^2+6.28×60cm^2

SA=78.5cm^2+376.8cm^2

SA=455.3cm^2