Uttar Bantra Sarbojanin Durgotsav Committee had started planning for their Durga puja a year in advance with a mega budget in mind.
Bholeram Tents is given a contract by the municipal corporation of Budaun (Uttar Pradesh), India to setup a mega function pandal (tent). The architect has designed a tent of height 7.7 m in the form of a right circular cylinder of diameter 36 m and height 4.4 m surmounted by a right circular cone. This tent is setup in a rectangular park of dimensions 70 m `xx` 60 m as shown below.
The tent is made of canvas. (Take `pi=3.14`)

The slant height of the conical part is:

Options

A. 18.3 m
B. 18.7 m
C. 19.1 cm
D. 19.4 cm

Answer

A