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60. Measurement A triangle has a height of 6 cm and a base of 8 cm. If the height and the base are both decreased

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60. Measurement A triangle has a height of 6 cm and a base of 8 cm. If the height and the base are both decreased by the same amount, the area of the new triangle is 20 cm . What are the base and height of the new triangle, to the nearest tenth of a centimetre

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