Monday, October 28th Warm Up A If SinB is 8/12 what is Cos A? What is the missing side length? B C
Week at a Glance Monday: Application Day #2 Tuesday: Task Wednesday: Review Thursday: TEST *All missing work for this unit due Thursday *Unit 1b retest needs to be done by Thursday!
What is the difference between finding a side and finding an angle? When we are trying to find a side we use sin, cos, or tan. When we are trying to find an angle we use (INVERSE) sin-1, cos-1,ortan-1.
Angle of Elevation • Suppose you are looking up at an airplane. The angle formed by a horizontal line and your line of • Think: Ground up • sight to the airplane is called the angle of elevation.
Angle of Depression • Think: Looking DOWN • an angle of depression with the horizontal line. You can use your knowledge of trigonometric