Mathematics, 13.12.2021 09:50 ikepayton
The diagram shows a circular pond, of radius r metres, surrounded by a circular path.
The circular path has a constant width of 1.5 metres.
The area of the path is the area of the pond.
(a) Show that 2r
2 − 60r − 45 = 0
Answers: 2
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The diagram shows a circular pond, of radius r metres, surrounded by a circular path.
The circular...
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