Determine whether the interference is constructive or destructive at each location indicated. A. constructive or destructive
B. constructive or destructive
C. constructive or destructive
D. constructive or destructive

i am pretty sure it is c because when people are closer together, they cannot move as freely. picture being in a mostly full elevator, for instance. the people are right next to you, and you can barely move.

talk back to him about the sport and show him your expertise or leave the room

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y