SURFACE AREA! PLEASE HELP!

1 answer:

7 0

Answer:

Step-by-step explanation:

h = 3 cm

d = 4 cm

r = 4/2 = 2 cm

Surface area = 2πr(h + r)

= 2* 3.14 * 2 * (3 + 2)

= 2*3.14*2*5

= 62.8 cm²

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