This is an activity I created to help the students practice how to identify the opposite vs adjacent side based on what angle is being used. Students will also need to know what a numerator and denominator are as the sin, cos, and tan are being written as fractions. As for the codebreaker portion the students will simply need to know what letter corresponds with each number. This part gets them thinking a little more critically and goes outside of mathematics to find the answer. A is 1, B is 2 a