Question: 26 Here is a triangular sail. Not drawn accurately 9.7 m 730 3.8 m 26 (a) Vicky needs to buy waterproofing liquid for the sail.

26 Here is a triangular sail. Not drawn accurately 9.7 m 730 3.8 m 26 (a) Vicky needs to buy waterproofing liquid for the sail. She will put 3 coats of liquid on each side of the sail. A litre of liquid covers 8.5 square metres of sail. How many 1-litre bottles of liquid does Vicky need? [3 marks]

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