A cone is 68 m high and its slant height is inclined at 30° to the horizon. Find the area of i ts curved surface area

A cone is 68 m high and its slant height is inclined at 30° to the horizon. Find the area of i ts curved surface area

A cone is 68 m high and its slant height is inclined at 30° to the horizon. Find the area of i ts curved surface area (approx.)?

(a) 50344

(b) 50349

(c) 50341

(d) 50346

Sol:

quantitative aptitude
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