📐`c²=a²+b²-2abcos(C)

#law of cosines #cosine rule #triangle formula #trigonometry #math formula #side calculation #angle calculation

📏🧠📏➡️📐/📏📏📏➡️📐

#law of cosines #solve triangle #sas #sss #side angle side #side-side-side #triangle calculation #geometry application #trigonometry

📐≠90°➡️c²=...cos

#law of cosines #non-right triangle #oblique triangle #cosine rule application #trigonometry #angle property

📐cos(∠)⚖️📏↔️📏↔️📏

#law of cosines #side-angle relationship #triangle properties #cosine rule balance #trigonometry #vector math relation