Rig the mast: Insert the mast into its stage (a socket at The bottom from the boat) and ensure it stands upright. Follow avoiding the increase. The boom is definitely the horizontal pole which extends within the mast (the tall pole-like object) and is a component with the mainsail. A https://www.scribblemaps.com/maps/view/Offshore-Sailing-School/0nMQTTwC2f