what happens to the period of revolution for the planets as they move farther away in position from the sun
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Answer:
Explanation:
let A represent me and B represent my friend
A speed=30 m/hr toward west
B speed =40 m/hr toward south
after 1/2 hr
total distance cover by A =1/2 * 30 miles = 15 miles
total distance by B = 1/2*40 miles = 20 miles
now from figure
Differentiate above equation
