Question
PSLE
Usha had a piece of ribbon 15d cm long. She formed a triangle, with sides measuring d cm, 7d cm and 22 cm, with part of the wire.
  1. Express the length of the remaining ribbon in terms of d in the simplest form.
  2. Usha used the remaining ribbon to form a rectangle of length 2d cm. If d = 10, what was the breadth of the rectangle?
3 m
(a)

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(b)

Click button first when a symbol is required. X

PSLE
Usha had a piece of ribbon 15d cm long. She formed a triangle, with sides measuring d cm, 7d cm and 22 cm, with part of the wire.
  1. Express the length of the remaining ribbon in terms of d in the simplest form.
  2. Usha used the remaining ribbon to form a rectangle of length 2d cm. If d = 10, what was the breadth of the rectangle?