A boy walk's 1kg duewest and den 1kg duenorth find it resultance displacement and it direction to d horizontal
X = 1 km.
Y = 1 km.
Tan A = Y/X = 1
A = 45o
D = X/Cos A = 1/Cos45 = 1.414 km[45o]
Y = 1 km.
Tan A = Y/X = 1
A = 45o
D = X/Cos A = 1/Cos45 = 1.414 km[45o]