Math simple question
posted by Allen .
angles 1 and 2 are adjacent angles on a line. What is the sum of the measures of the angles?
a.30
b.60
c.90
d. 180 I think the answer is b.

How many degrees are represented by a straight line?
http://www.mathsisfun.com/angles.html 
The sum of those angles in 180 degrees. That is because to form a straight line, you need 180 degrees.