Answer:
66
Step-by-step explanation:
The formula for finding the surface area of a cone is:
S.A = L.A + B
In other words:
1/2*2πr*l + Area of Base
You can go ahead and plug in your values for the problem into the formula.
The total surface area of the cone is 65.9734457 m², or 66 m² if you round.
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