= 4 cm + 4 cm + 4 cm = 12 cm. A square and an equilateral triangle are both examples of regular polygons. Another method for finding the perimeter of a regular polygon is to multiply the number of sides by the length of one side. Let's revisit Examples 3 and 4 using this second method.
Cranial vault expansion is a surgery to correct and reduce the risk of future craniofacial deformities caused by a condition called pediatric craniostenosis. Pediatric craniosynstenosis is the name of a condition where pediatric sutures, which are bony plates in an infantâs head, fuse together too early.
1 The first build area you unlock in the âVault-Tec Workshopâ is in the lobby of Vault 88. Youâll need to complete the quest âBetter Living Undergroundâ to gain full access to the first build area.  Next, youâll gain the optional quest âExplore Vault 88â â there are three additional build areas you can unlock.