WindsorLynne WindsorLynne

31-07-2017
Mathematics

contestada

Find the surface area of the right circular cone.

Round to the nearest hundredth.

Find the surface area of the right circular cone Round to the nearest hundredth class=

Respuesta :

sergibcnusa sergibcnusa

31-07-2017

Base + lateral area:

Base = pi*6^2 = 36*pi

Lateral area=pi*r*l (nice formula) = pi*6*12 = 72*pi

TOTAL = 108*pi = 339.29200658769764

Nearest hundredth: 339.29

Answer Link

Slipknot Slipknot

31-07-2017

A= Pi(r) (r + Root h^2 +r^2)
Using this formula
Your answer is 365.99

Answer Link

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