9514 1404 393
Answer:
(d) 285.7 ft²
Step-by-step explanation:
The lateral area of a cone is given by the formula ...
A = πrh . . . . where r is the radius, and h is the slant height.
For your cone, this is ...
A = (3.14)(7 ft)(13 ft) = 285.74 ft²
The lateral area of the cone is about 285.7 ft².
