Find the surface area of the cone. Use 3.14 for T.

Alan Curry asked Mar 16, 2023

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Alan Curry asked Mar 16, 2023

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Explanation:

Circle area:

$cA \: = ( (8)/(2))^(2) * π = 50.24 \: {in}^(2)$

Circle perimeter:

$cP \: = 2( (8)/(2)) *π = 25.12 \: in$

Pyramidal area:

$pA \: = (25.12 * 7) \: = 175.84 \: {in}^(2)$

Total area:

$tA \: = (50.24 + 175.84) \: = 226.08 \: {in}^(2)$

Tal Galili answered Mar 22, 2023

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