Question
PSLE
In the figure, the square STUV is made up of two parts, W and X. The part, W, is formed by a semicircle and the line ST. The perimeter of W is 24 m and the perimeter of the shaded part, X, is 80 m.
  1. Find the perimeter of the square STUV.
  2. Find the area of the shaded part X. (Take π =227)
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
In the figure, the square STUV is made up of two parts, W and X. The part, W, is formed by a semicircle and the line ST. The perimeter of W is 24 m and the perimeter of the shaded part, X, is 80 m.
  1. Find the perimeter of the square STUV.
  2. Find the area of the shaded part X. (Take π =227)