math
posted by Emily on .
If the measure of angle 1 is 123 degrees, find the measure of <2, <3, <4,<5, <6, <7, <8

What does the picture look like? We need more information. A straight line adds up to 180 degrees, so if angle 1 and 2 make a straight line (are supplementary angles), do 180123 to get that.