They often appear elongated with a wide jaw and narrow forehead. In some cases, it can appear angular. This face shape is also referred to as pear shaped face.
If you have a triangular face, you likely have a narrow forehead and wide jawline. You should pick a hairstyle that balances your features by adding width to your forehead and softening your jawline. For women, updos and hairstyles that thin out around the chin, such as angled bobs with razored edges, are particularly flattering. Men can choose styles like quiffs that have lots of volume on top to balance their strong jawlines.
To balance a broad jawline and chin, you can use glasses which are wider at the top with a bold upper rim, such as the browline frames.