Exercise 6: Applications

Suppose that you are a beginning band teacher describing the correct posture needed to play various instruments. Using the diagrams shown below, approximate the angle measure (in degrees) at which each instrument should be held in relation to the student’s body

flute 1($)

Clarinet 2($)

Trumpet 3($)

The figures below show the direction of rotation of several planets in our solar system. They also show the angle of tilt of each planet.

1. Which planets have an angle of tilt that is an acute angle?
2. Which planets have an angle of tilt that is an obtuse angle

Pluto 1($)

Earth 2($)

Saturn 3($)

Venus 4($)

How many degrees from the horizontal position are the wings of the airplane?

How many degrees from the horizontal position are the wings of the airplane?

What angle does the handle of the lawn mower make with the ground?

What angle does the handle of the lawn mower make with the ground?

Find x and y

x = 1($)

y = 2($)