Question

after an aeroplane take off Travels 12 kilometre West 4 kilometre north and 3 kilometre up how far is the aeroplane from the take off point​

Answer 1

Explanation:

17.5....................

Answer 2

Answer:

13km

Explanation:

when the plane moves 12km west and 4km north then it is at distance of 160km^2(by Pythagoras theorem) then when it moves upward it forms a triangle whose sides are 3^2=9km^2 and 160km^2 whose hypothesis we have to find so by applying Pythagoras theorem we get the distance as 13 km