D DAVE Active member Dec 10, 2010 #1 casts a shadow of length X on the? plane of the roof. How long is X given A, and the altitude angle of the sun, B and the azimuth angle of the sun, C and the azimuth angle D of the normal to the roof surface?
casts a shadow of length X on the? plane of the roof. How long is X given A, and the altitude angle of the sun, B and the azimuth angle of the sun, C and the azimuth angle D of the normal to the roof surface?