Example A 300 kg communication satellite
is placed in a geostationary orbit
35,800 km above a relay station
located in Kenya. What is the
speed of the satellite in orbit?​

mass and volume are the answers you are looking for

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.