The Unit A Exam covers Activities 1-3 in your book.
Here are some recommended problems if you are looking for additional resources to prepare for your exam. We'll also go over another worksheet for a quick review before class.
Page 6: #16-19
Page 10: #12 & 13
Page 31 #8-10
Page 34 #11-15
Page 35 #4-7
Make sure you know the symmetric property, transitive property and substitution property.