Question
PSLE
Raeann had a piece of string 20s cm long. She formed a triangle, with sides measuring s cm, 3s cm and 12 cm, with part of the wire.
  1. Express the length of the remaining string in terms of s in the simplest form.
  2. Raeann used the remaining string to form a rectangle of length 6s cm. If s = 9, 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 string 20s cm long. She formed a triangle, with sides measuring s cm, 3s cm and 12 cm, with part of the wire.
  1. Express the length of the remaining string in terms of s in the simplest form.
  2. Raeann used the remaining string to form a rectangle of length 6s cm. If s = 9, what was the breadth of the rectangle?