How to express Angles in Degrees

[@SolarSolution]

Course trailer and Coupon Code: kzbin.info/www/bejne/b6vMlKmoqZ2WqZY

[@will_ren]

When I'm out camping I find the easiest way to confirm my panels are pointed at the sun is I put an empty toilet paper tube on the panel's surface. When you do not see any shadow from the tube your panels are directly facing the sun.

[@Drogonmoon]

What are radians ?