Question
PSLE
The perimeter of figure HJKLM is (9 y + 20) cm. The perimeter of square HJKL is 28 cm.
  1. Find the perimeter of triangle HLM in terms of y.
  2. The perimeter of figure HJKLM is 101 cm. What is the value of y? Give your answer in cm.
3 m
(a)

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(b)

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PSLE
The perimeter of figure HJKLM is (9 y + 20) cm. The perimeter of square HJKL is 28 cm.
  1. Find the perimeter of triangle HLM in terms of y.
  2. The perimeter of figure HJKLM is 101 cm. What is the value of y? Give your answer in cm.