Sanchi Stupa is a Buddhist complex in Raisen District of the state of Madhya Pradesh. A renowned architect prepared a small scale model which is an exact replica of the Stupa. The diameter of the hemispherical dome is 42 cm. The dome is filled with clay. Three chhatravalis are fixed on the top of the dome. These chhatravalis have radii 2.1 cm, 1.4 cm and 0.7cm respectively. One Oopri Pradakshina Path is attached all around the dome. The outer diameter of this path is 19 cm. Answer the questions that follow. Pls answer asap ​