Monday, October 28th

WARM UP

1. If SinB is 8/12 what is Cos A?

2. What is the missing side

length?

A

BC

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!

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, or

tan-1.

What is the difference between finding a side and finding an

angle?

Friday’s Classwork Answers

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.

• Think: Looking DOWN• an angle of depression with

the horizontal line. You can use your knowledge of trigonometric

Angle of Depression