Question
PSLE
In the figure, the square PQRS is made up of two parts, T and U. The part, T, is formed by a semicircle and the line PQ. The perimeter of T is 57 cm and the perimeter of the shaded part, U, is 85 cm.
  1. Find the perimeter of the square PQRS.
  2. Find the area of the shaded part U. (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 PQRS is made up of two parts, T and U. The part, T, is formed by a semicircle and the line PQ. The perimeter of T is 57 cm and the perimeter of the shaded part, U, is 85 cm.
  1. Find the perimeter of the square PQRS.
  2. Find the area of the shaded part U. (Take π =227)