Question
PSLE
Hazel had a piece of string 18k cm long. She formed a triangle, with sides measuring k cm, 6k cm and 28 cm, with part of the wire.
  1. Express the length of the remaining string in terms of k in the simplest form.
  2. Hazel used the remaining string to form a rectangle of length 2k cm. If k = 10, 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
Hazel had a piece of string 18k cm long. She formed a triangle, with sides measuring k cm, 6k cm and 28 cm, with part of the wire.
  1. Express the length of the remaining string in terms of k in the simplest form.
  2. Hazel used the remaining string to form a rectangle of length 2k cm. If k = 10, what was the breadth of the rectangle?