Question
PSLE
Natalie had a piece of ribbon 18b cm long. She formed a triangle, with sides measuring b cm, 7b cm and 22 cm, with part of the wire.
  1. Express the length of the remaining ribbon in terms of b in the simplest form.
  2. Natalie used the remaining ribbon to form a rectangle of length 2b cm. If b = 5, 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
Natalie had a piece of ribbon 18b cm long. She formed a triangle, with sides measuring b cm, 7b cm and 22 cm, with part of the wire.
  1. Express the length of the remaining ribbon in terms of b in the simplest form.
  2. Natalie used the remaining ribbon to form a rectangle of length 2b cm. If b = 5, what was the breadth of the rectangle?