Question
PSLE
Riordan had 2.9 m of thread. He used some of it to make the figure as shown.
  1. How much of the thread did Andy use to make the figure? Leave your answer in the simplest form in terms of d.
  2. If d = 25, how much of the thread was not used to make the figure? Leave your answer in meters.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Riordan had 2.9 m of thread. He used some of it to make the figure as shown.
  1. How much of the thread did Andy use to make the figure? Leave your answer in the simplest form in terms of d.
  2. If d = 25, how much of the thread was not used to make the figure? Leave your answer in meters.