perplexus.info :: Shapes : Gold-in pyramid

Gold-in pyramid (Posted on 2020-10-06)

A right pyramid has a unit square base ABCD and vertex V. Its height is 1 unit.

Points E and F are on CV and DV respectively such that ABEF is a plane section that splits the pyramid into two pieces of equal volume.

Find the length EF.

See The Solution Submitted by Jer

Rating: 5.0000 (1 votes)

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re: computer solution

| Comment 3 of 7 |

(In reply to computer solution by Charlie)

note: the very beginning is wrong in the volume of the large pyramid.

Posted by Charlie on 2020-10-07 09:06:12

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