Question
PSLE
In the figure, the square QRST is made up of two parts, U and V. The part, U, is formed by a semicircle and the line QR. The perimeter of U is 56 m and the perimeter of the shaded part, V, is 84 m.
  1. Find the perimeter of the square QRST.
  2. Find the area of the shaded part V. (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 QRST is made up of two parts, U and V. The part, U, is formed by a semicircle and the line QR. The perimeter of U is 56 m and the perimeter of the shaded part, V, is 84 m.
  1. Find the perimeter of the square QRST.
  2. Find the area of the shaded part V. (Take π =227)