बिंदु त्रिकोण षट्कोणव्रत्ताष्टदलमेव च। This image is usually interpreted as an exhibition of stambhana, the power to stun or paralyse an enemy into silence. This is amongst the boons for which Bagalamukhi’s devotees worship her. Other Mahavidya goddesses may also be claimed to symbolize similar powers handy for defeating enemies, https://netwebdirectory.com/listings13056032/how-much-you-need-to-expect-you-ll-pay-for-a-good-mahavidya-baglamukhi