HDTV screens usually have a width to height ratio of 16 : 9 witch screen dimensions are in the same proportions

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30

Which two angles in the figure are adjacent angles?

The question is on the attached picture, for those who .