Respuesta :

Lateral surface area L = π•radius• g

Here g = √(21^2 + 7^2)

. g = √441+ 49

. g = √500

. = 22.36

Then lateral surface L = π• 7 • 22.36

. L = π• 156.52

. L = 491.73

Then ANSWER IS

L = 491.7 feet2

RELAXING NOICE
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