Question
PSLE
Raeann had a piece of lace 12f cm long. She formed a triangle, with sides measuring f cm, 4f cm and 12 cm, with part of the wire.
  1. Express the length of the remaining lace in terms of f in the simplest form.
  2. Raeann used the remaining lace to form a rectangle of length 2f cm. If f = 8, what was the breadth of the rectangle?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Raeann had a piece of lace 12f cm long. She formed a triangle, with sides measuring f cm, 4f cm and 12 cm, with part of the wire.
  1. Express the length of the remaining lace in terms of f in the simplest form.
  2. Raeann used the remaining lace to form a rectangle of length 2f cm. If f = 8, what was the breadth of the rectangle?