Then we worked on finding the missing sides of two special right triangles: the 45-45-90 and the 30-60-90. We used this work in conjunction with or work on reference angles to determine the angles in the unit circle. Then we used the two special triangles to name the coordinates at each of these angles.
HW: Complete the DE Check for Understanding Investigation 1 (from yesterday). Quiz #11 tomorrow on periodic functions and angles of rotation.