What is the Premeter of 4' square

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Find the dimensions of the circle. area = 64π in.² r= in.

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok