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Corresponding sides of two similar triangles are 6 cm and 9 cm. The smaller triangle has an area of . What is the area of the larger one?

Competition practiceGeometry
  • A
  • B
  • C
  • D

Step-by-Step Solution

Areas of similar triangles are in the ratio of the squares of corresponding sides: wrongly uses the plain ratio 3 : 2.)
Answer: A)

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