In the figure, the square LMNP is made up of two parts, Q and R. The part, Q, is formed by a semicircle and the line LM. The perimeter of Q is 43 m and the perimeter of the shaded part, R, is 71 m.
- Find the perimeter of the square LMNP.
- Find the area of the shaded part R. (Take π =227)