2y + (5+8)=(2y+5+8 is it. true or false

Find the measures of the complement and the supplement of each angle, m

Can't gugys answer the ratio question. this is urgent the plans of a building is drawn toward scale of 1: 1000. kfc the foyer on the plans measures 62mm by 54mm, how large is the foyer in real life?

Which term best describes the association between variables a and b