A square playground has an area of 169 square yards. There is a fence along the one side of the playground. How long is the fence?

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

The graph of f(x), shown below, resembles the graph of g(x) = x2, but it has been changed somewhat. which of the following could be the equation of f(x)?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out