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IMSO 2009 — International Mathematics — Essay Question 10

IMSO Maths · IMSO 2009 — International Mathematics — Essay

Question 10

A rectangle has vertical and horizontal axes of symmetry. Folding along the vertical axis produces a rectangle of perimeter 40 cm. Folding the original rectangle along the horizontal axis produces a rectangle of perimeter 50 cm. What is the perimeter of the original rectangle?