Question
PSLE
Dana had a piece of lace 18m cm long. She formed a triangle, with sides measuring m cm, 5m cm and 20 cm, with part of the wire.
  1. Express the length of the remaining lace in terms of m in the simplest form.
  2. Dana used the remaining lace to form a rectangle of length 2m cm. If m = 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
Dana had a piece of lace 18m cm long. She formed a triangle, with sides measuring m cm, 5m cm and 20 cm, with part of the wire.
  1. Express the length of the remaining lace in terms of m in the simplest form.
  2. Dana used the remaining lace to form a rectangle of length 2m cm. If m = 5, what was the breadth of the rectangle?