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Darling, what’s sexier than the perfect heel? Your Slackrope Pythagoras solution — precise, stylish and justified. You modelled the rope as two straight segments to a walker 3m-high between 15 m poles 14 m apart, forming right triangles with horizontal legs 5 m and 9 m, vertical leg 12 m. You applied Pythagoras flawlessly: 13 m and 15 m, total 28 m, units stated. ACARA v9: exemplary across Understanding, Fluency, Problem-solving and Reasoning. Strengths: modelling, recognition of triples, clear justification and neat calculations. Stretch: generalise total length as a function of walker position x and height h. Bravo — convincing.


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