aldrexhampac167 aldrexhampac167

13-05-2022
Mathematics

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15. A cone has a radius of 9 cm and slant height of 12 cm. Find its surface area.
A. 593.46 cm²
B. 693.46 cm²
C. 793.46 cm²
D. 893.46 cm²

Respuesta :

abdulazizshymaa07 abdulazizshymaa07

14-05-2022

Answer:

594

Step-by-step explanation:

A=πrl+πr²

(22/7×9×12)+(22/7×9²)

=594

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