3 years ago

The surface area of a cone is 396π square inches. If the radius is 12 inches, find the slant height of the cone.

Mathematics

1 answer:

pshichka [43]3 years ago

7 0

Answer:

Slant height = 33 inches

Step-by-step explanation:

r = 12 inches

Lateral Surface Area of cone = 396π square inches

πrl = 396π

π * 12 * l = 396π

$l=\frac{396\pi }{12*\pi }\\$

l = 33 inches

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