Answer: Circle
Step-by-step explanation:
Answer: Justin is shown in 15 pictures with friends, 6 with family, and 8 with only him
Step-by-step explanation: Hope this helps :)
Answer:
5050
Step-by-step explanation:
S=n*(n+1) / 2
S=100 * (100+1) /2 = 50 * 101 = 5050