A heap of wheat is in the form of a cone of diameter 9  m and height 3.5  m. Find its volume. How...

A heap of wheat is in the form of a cone of diameter 9  m and height 3.5  m. Find its volume. How much canvas cloth is required to just cover the heap? (Use π=3.14.) 📲PW App Link - https://bit.ly/PW_APP 🌐PW Website - https://bit.ly/PW_APP 📌 PHYSICS WALLAH OTHER CHANNELS : 🌐 PhysicsWallah -Alakh Pandey: https://youtube.com/@PhysicsWallah 🌐 Alakh Pandey: https://youtube.com/@alakhpandey1414 🌐 JEE Wallah: https://youtube.com/@jee_wallah 🌐 Competition Wallah: https://youtube.com/@competitionwallah 🌐 PW Foundation: https://youtube.com/c/PhysicsWallahFoundation 🌐 NCERT Wallah : https://www.youtube.com/channel/UC8zCnnfhz-dv… 🌐 Defence Wallah-NDA: https://youtube.com/channel/UC8OCoGX9tmMneOzI… 🌐 PhysicsWallah English: https://youtube.com/@EnglishPW 🌐 PW Vidyapeeth: https://youtube.com/@VidyapeethPW 🌐 Commerce Wallah by PW: https://youtube.com/@commercewallahpw 🌐 CA Wallah bt PW: https://www.youtube.com/channel/UC2amkJX5zDyQ… 🌐 PW Sarkari E