Question
PSLE
The perimeter of figure KLMNP is (10 c + 20) cm. The perimeter of square KLMN is 20 cm.
  1. Find the perimeter of triangle KNP in terms of c.
  2. The perimeter of figure KLMNP is 110 cm. What is the value of c? Give your answer in cm.
3 m
(a)

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(b)

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PSLE
The perimeter of figure KLMNP is (10 c + 20) cm. The perimeter of square KLMN is 20 cm.
  1. Find the perimeter of triangle KNP in terms of c.
  2. The perimeter of figure KLMNP is 110 cm. What is the value of c? Give your answer in cm.