Post a New Question

posted by Anonymous Sunday, February 17, 2013 at 8:59pm.

cos^(2) 20 degrees + sin^(2) 20 degrees +pi/2

cos^(2) 20 degrees + sin^(2) 20 degrees +pi/2 = (cos^(2) 20 degrees + sin^(2) 20 degrees) +pi/2 = 1 + π/2

More Related Questions