Respuesta :

Answer: 100m[tex]cm^{2}[/tex]

Step-by-step explanation:

Area= 2 x 20 + 2 x 5 + 2 x 25

= 40 + 10 + 50

= 100m[tex]cm^{2}[/tex]

Answer:

The answer is 1450cm²

Step-by-step explanation:

Surface area of the tank is

2( lb + bh + lh)

Where l is the length

b is the breath

h is the height

From the question

l = 20m

b = 5m

h = 25

Surface area of the tank is

2 ( 20 × 5 + 5 × 25 + 20 × 25)

2 ( 100 + 125 + 500)

2 ( 725)

The final answer is

1450cm²

Hope this helps you.