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May 11th, 2017, 01:05 PM   #1
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Angle required

The base of a right prism is a rhombus with acute angle 'alpha', the altitude of the prism being longer than the longer diagonal of the base. At what angle to the plane of the base must we draw a secant plane to obtain a square in the section?

Last edited by skipjack; May 11th, 2017 at 04:01 PM.
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May 11th, 2017, 04:18 PM   #2
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angle, required

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