Geom Section 9.3 Trig Applications

If the sine of one angle is equal to the cosine of another angle, what does that tell you about the two angles?

What is the relationship between the tangents of two angles in the same right triangle?

What do you notice about the two angles in the picture?

Is angle 1 an angle of elevation or depression?

Is angle 2 an angle of elevation or depression?

Is angle 7 an angle of elevation or depression?

Is angle 6 an angle of elevation or depression?

When the suns angle of elevation is 38 degrees the building casts a shadow of 45 meters. How tall is the building?

From the top of a lighthouse that is 20 m tall, a sailboat is spotted at a 4 degree angle of depression. How far from the spotter at the top of the lighthouse is the boat? (measure the hypotenuse)