Question
PSLE
PSTU is a rectangular cardboard with PU = 7 cm. Two quarter circles have been cut from it as shown. The remaining cardboard, which is the shaded part, has an area of 119 cm2. Using π = 227, find the length of QR.
3 m

Click button first when a symbol is required. X

PSLE
PSTU is a rectangular cardboard with PU = 7 cm. Two quarter circles have been cut from it as shown. The remaining cardboard, which is the shaded part, has an area of 119 cm2. Using π = 227, find the length of QR.