clc
//Given that
r_xz = [2,2.8282]
// sample Problem 2b  Page No. 176
printf("\n \n\n # Problem 2b # \n")
r_xz = sqrt (2^2 + (2.8282)^2)
r_yz = sqrt (2^2 + (2.8282)^2)
printf (" \n Projection of vector r in xz plane is %f", r_xz)
printf (" \n projection of vector r in yz plane is %f", r_yz)