i wrote a ruller too bcuz i similer question was there in paper 6
where they asked u the hight of the paper n then they ashked height of one
its i guess paper 6 06
so i remembered n i wrote it with correct methord
ii am not sure for the didode i wrote D
n the i set the corrent form right to left :S
ad for the force thingi in newton i made a trianle not parellogram
iam soo depressed:'(