Optimisation Watch

pheonixfeather
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Report Thread starter 3 years ago
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I have real difficulty understanding the first parts of optimisation questions. Can someone please help me with part a of the question? Thanks

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Hasufel
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imagine a right angled triangle, with height (opposite) h, slant height (hypotenuse) s (=12= radius of circular figure), and with adjacent = raduis of circular base of cone = r

Use pythagoras for this triangle, and you see that r^2 = (12^2-h^2)
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pheonixfeather
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(Original post by Hasufel)
imagine a right angled triangle, with height (opposite) h, slant height (hypotenuse) s (=12= radius of circular figure), and with adjacent = raduis of circular base of cone = r

Use pythagoras for this triangle, and you see that r^2 = (12^2-h^2)
Ah! Thank you!
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