Question
PSLE
The perimeter of figure RSTUV is (9 b + 18) cm. The perimeter of square RSTU is 8 cm.
  1. Find the perimeter of triangle RUV in terms of b.
  2. The perimeter of figure RSTUV is 63 cm. What is the value of b? Give your answer in cm.
3 m
(a)

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(b)

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PSLE
The perimeter of figure RSTUV is (9 b + 18) cm. The perimeter of square RSTU is 8 cm.
  1. Find the perimeter of triangle RUV in terms of b.
  2. The perimeter of figure RSTUV is 63 cm. What is the value of b? Give your answer in cm.