Recent content by UV - catastrophe

A^2 = 15^2 + (-4)^2 = 241---> A= ?241 = 15.52 B^2 = 2^2 + 8^2 = 68 ---> B = v68 = 8.25 its resultan at the x axis ---> Rx = 15 + 2 = 17 km Its resultan at the y axis ---> Ry = -4 + 8 = 4 km R^2 = (Rx^2 + Ry^2) R^2 =17^2+ 4^2 = 305 --> R^2 = A^2 + B^2 + 2*A*B* cos ? 305 = 241 + 68...