when measuring the angle with a protractor which has 2 sets of numbers on it what set should I read?
when measuring the -karat or left angle on a wallboard what set of numbers on a metal protractor should i be reading? because there are two sets of...
One set is for left-wing-to-right, and the other set is for right-to-left. Line up one of the lines of the angle with zero, and see where the other side is. A upright angle is 90 degrees. If...








This is for my math homework and i cannot get across this, it would be cool if someone helped me out on this. THanks
Photo enchanted on February 6, 2012 shows a worker in the Guiyou Shopping Mall
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