Question

Select the correct answer from the drop-down menu.

A crop duster departs an airport at a bearing of 270°, or due west, and travels 40 miles to farm A. After treating the farm, the crop duster turns

to a bearing of 160, or s 20's, and travels for 28 miles to reach farm B. After treating the farm, the crop cluster will return to the airport.

N

farm A

W

E

E

40 miles

70

airport

28 miles

farm B

S

miles to return to the airport.

The crop duster will travel about

Reset

Next

51.3

48.8

40.2

Answer 1

40.2

Explanation:

law of cosines

x^2=40^2+28^2-2*28*40*cos(70)

put in calculator and square root the answer

40.222.... is approximately 40.2