Because your math grades were bad, your aunt, a math teacher, told you to study with Mark, the student council president. If you don't want to, your aunt threatens to tell your parents about your math scores. So, you were forced to obey your aunt and finally you and Mark agreed that you would study together at your house after school. Like it or not, you will go home together. When you got home, you two studied together in your room.

"So, find the side first then find the surface area and that's the result. Do you understand?"