1. NAVIGATION A ship's course is plotted on a coordinate grid with the origin of the grid representing the port from which the ship departed. When the captain of the ship radios to the port, he is told that the coordinates of his location are (12, -10).

a. At what angle did the ship travel with respect to due east?

77

step-by-step explanation:

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38.6°

step-by-step explanation:

resultant is 10 pound

smaller force = 8 pound

angle formed = tan⁻¹(

                        =tan⁻¹(

                          =tan⁻¹(0.8)

                        =38.6°

answer:

it is 28 degrees colder in detroit than philadelphia.

step-by-step explanation:

what number adds to 21  

-7 + ? = 21

-7 + 28 = 21

hope it