Answer: the measure of <7= 117
Step-by-step explanation: they zig zag so angle of 2,3,6 and 7 equal 117
while 1,4,5 and 8 equal 63( you can get 63 by doing 180-117) all angles side by side equal 180, so for example <1 and <2 equal 180, <3 and <4 equal 180.