Question
PSLE
The perimeter of figure ABCDE is (8 y + 15) cm. The perimeter of square ABCD is 24 cm.
  1. Find the perimeter of triangle ADE in terms of y.
  2. The perimeter of figure ABCDE is 71 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 ABCDE is (8 y + 15) cm. The perimeter of square ABCD is 24 cm.
  1. Find the perimeter of triangle ADE in terms of y.
  2. The perimeter of figure ABCDE is 71 cm. What is the value of y? Give your answer in cm.