help me please the answer has to be around 70.0 degrees that is all i know

Arcsin(sin(40)*sin(23.22) - cos(40)*cos(23.22)*cos((360*18)/24 - 88))

asin(sin(40)*sin(23.22) - cos(40)*cos(23.22)*cos((360*18)/24 - 88)) = 73.135097037446 degrees

I just put it straight into the web2.0calc