Gunbur ama Baramiid waa joomateri ay masaaxad saleedkiisu tahay saddexagal ama labajibbaarane, masaaxada dhinacyadiisuna yihiin dhowr saddexagal oo ku kulma cirif qur ah. Bedka xaddidan: wadarta bedadka masaaxada salka iyo masaaxada dhinacyada. Bedka Dhinacyada isku beegan ee Baramiid Quman:- Kaba soo qaad Wareega Salka (P) Joogga dhinacyeda isku beegan (h) waxa uu noqonayaa bedka Dhinacyada isku beegan ee Gunbur quman sidaan 1 2 × P × h {\displaystyle {\frac {1}{2}}\times P\times h} Dhinacyada iska soo horjeeda = Tirada guud ee dhinacyada salka Tirada xarfaka ku suntan = Tirada madxaha ee salka Jooga Gunbur = Xariiqa lasamaynaya salka xagal Quman kuna xiran madaxa Kaba soo qaad (p) Waa wareega salka, (h) Jooga iskasoo horjeeda ee dhinacyada, (B) Bedka salka (d) asigoo madaxa laga jaray Bedka Gunburka salka midka uga eg d 2 h 2 × B {\displaystyle {\frac {d^{2}}{h^{2}}}\times B} Mugga Baramiid kasta cabirkiisu waa 1 3 B h {\displaystyle {\frac {1}{3}}Bh} (B)