The following pie chart shows the actual number of photographs shared by a person on each of 7 different social media platforms. What is the difference between the central angles made by sector P5 and sector P1?

18° 10.8° 14.4° 21.6°

14.4°

Difference between the central angles made by sector P5 and sector P1 = \(\frac{144-108 }{900}\) × 360º = \(\frac{ 36 }{900}\) × 360º  = 14.4º