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Find the surface area of the cone in terms of pi. 15cm 3cm

Find The Surface Area Of The Cone In Terms Of Pi 15cm 3cm class=

Sagot :

Answer:

The surface area of cone = 54π cm²

Step-by-step explanation:

Given ;

Radius = 3 cm

slant height = 15cm

The surface area of cone = πr ( r + l )

=> π × 3 ( 3 + 15)

=> π × 3 ( 18)

=> 54 π cm²

Answer:


Option a



Explanation :


check out my attached work


Hope it helps, let me know if you have any questions !


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