# How much work would it take to push a  1 kg  weight up a  10 m  plane that is at an incline of  (5pi) / 12 ?

Work done = $m g h C o s \left(\frac{5 \pi}{12}\right)$
Work = $1 \times 9.8 \times 10 \times C o s \left(\frac{5 \pi}{12}\right) = 25.36 J$