Mathematics, 31.12.2020 17:40, tinydesb

7. A water through of length 1 m has a triangular cross-section in the shape of an equilateral triangle of side 60 cm. Water is filled to the through at a rate of 50/3 ems. Find the rate
of increase of the depth of the water in the through when it has been filled for 10 minutes.
[12 marks]

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7. A water through of length 1 m has a triangular cross-section in the shape of an equilateral tria...