Benjamin Martin——Works at Google, Lives in Mountain View, CA
The measure of angle 3 is 115 degrees because angles 1 and 3 are a pair of vertical angles. Angles 1 and 2 are a linear pair, so their sum is 180 degrees; therefore, the measure of angle 2 is 180 - 115 = 65 degrees.read more >>
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.