Question
PSLE
Hilda had a piece of lace 20x cm long. She formed a triangle, with sides measuring x cm, 7x cm and 18 cm, with part of the wire.
  1. Express the length of the remaining lace in terms of x in the simplest form.
  2. Hilda used the remaining lace to form a rectangle of length 2x cm. If x = 3, 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
Hilda had a piece of lace 20x cm long. She formed a triangle, with sides measuring x cm, 7x cm and 18 cm, with part of the wire.
  1. Express the length of the remaining lace in terms of x in the simplest form.
  2. Hilda used the remaining lace to form a rectangle of length 2x cm. If x = 3, what was the breadth of the rectangle?