Question

Tell me if i am correct , please. Find the surface area of the cone to the nearest tenth.


A. 203 cm2

B. 1341.5 cm2

C. 747.7 cm2

D. 213.5 cm2

I chose C after using the surface area for a cone formula , but it says to find the surface area of the cone to the nearest tenth so that kind of makes me question my answer.

Answer 1

\[SA=pirs+pir ^{2}\]

Answer 2

yes

Answer 3

thank you @petewe !

Answer 4

where s is your lateral height

Answer 5

yes , which was 27 and the radius was 7

Answer 6

yes