Question
PSLE
Xandra had a piece of string 19j cm long. She formed a triangle, with sides measuring j cm, 7j cm and 16 cm, with part of the wire.
  1. Express the length of the remaining string in terms of j in the simplest form.
  2. Xandra used the remaining string to form a rectangle of length 3j cm. If j = 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
Xandra had a piece of string 19j cm long. She formed a triangle, with sides measuring j cm, 7j cm and 16 cm, with part of the wire.
  1. Express the length of the remaining string in terms of j in the simplest form.
  2. Xandra used the remaining string to form a rectangle of length 3j cm. If j = 8, what was the breadth of the rectangle?