Answer:
268.34 m^2
Explanation:
The area of the base is
.. A = πr^2
The lateral area is
.. A = πrh . . . . . where h is the slant height
The total area is
.. π(r^2 +rh) = πr(r +h)
total surface area = 3.14*(5 m)*(5 m +11 m) = 251.2 m²
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