Question
PSLE
Lynn had a piece of ribbon 20f cm long. She formed a triangle, with sides measuring f cm, 5f cm and 32 cm, with part of the wire.
  1. Express the length of the remaining ribbon in terms of f in the simplest form.
  2. Lynn used the remaining ribbon to form a rectangle of length 4f cm. If f = 7, 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
Lynn had a piece of ribbon 20f cm long. She formed a triangle, with sides measuring f cm, 5f cm and 32 cm, with part of the wire.
  1. Express the length of the remaining ribbon in terms of f in the simplest form.
  2. Lynn used the remaining ribbon to form a rectangle of length 4f cm. If f = 7, what was the breadth of the rectangle?