10 Autumn 1 Lesson 11

Learning Objective: to understand how to calculate the sine, cosine and tangent of 0, 30, 45, 60 and 90 degrees without a calculator and use these exact values to find values of expressions and missing lengths.



Note: This lesson requires students to be confident manipulating surds. See Year 9 Summer 1.

Note 2: Students can access this half terms goal free problems following this lesson.