Awọn akoonu
Atẹjade naa ṣafihan awọn iṣiro ori ayelujara ati awọn agbekalẹ fun iṣiro agbegbe ti rhombus ni ibamu si ọpọlọpọ data ibẹrẹ: nipasẹ gigun ti ẹgbẹ ati giga ti o fa si; nipasẹ awọn ẹgbẹ ati igun laarin wọn; nipasẹ awọn ipari ti awọn diagonals.
akoonu
Iṣiro agbegbe
Ilana fun lilo: tẹ awọn iye ti a mọ, lẹhinna tẹ bọtini naa "Ṣiṣiro". Bi abajade, agbegbe ti nọmba naa yoo ṣe iṣiro ni akiyesi data ti a sọ pato.
1. Nipasẹ ẹgbẹ ati giga
Ilana iṣiro
S = a ⋅ h
2. Nipasẹ awọn ẹgbẹ ati igun laarin wọn
Ilana iṣiro
S = a2 ⋅ laisi α
3. Nipasẹ diagonals
Ilana iṣiro