15 cm is how many inches

15 cm is equal to 6.5 inches in length, which means that a person’s arm span will be roughly 10 cm longer than their height. This article illustrated how the average human has an arm span of about 2 feet long and we learned what this could mean for your marketing plan if you’re trying to reach out to customers who are taller or shorter than average. If these stats have piqued your interest in learning more about using cognitive neuroscience principles like body language and visual cues in digital marketing, contact us today!