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OpenStudy (dallaslifebaby01):
Find the surface area of the cone. (Use 3.14 for π.) radius is 8cm height is 13cm i got the answer 584.7 but these are my answer choices 376.8 cm ^2 427.04 cm ^2 527.52 cm ^2 628 cm ^2
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OpenStudy (arindameducationusc):
did you use 2(pi)r^2+2(pi)rh?
OpenStudy (dallaslifebaby01):
i used the google surface area of a cone calculator
OpenStudy (arindameducationusc):
Use this formula, it should come, and let me know
OpenStudy (arindameducationusc):
Answer is D
OpenStudy (dallaslifebaby01):
okay thank you!
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