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Mathematics 18 Online
OpenStudy (ellamoyseyuk):

The figure below is a square pyramid. Which of the following could not be a cross section in the figure?http://cdn.activelms.com/data/042c73b1-ddf5-4fd6-91e7-6c8434228f3d/Geometry%20Images/unit%2011-1%20q8.png

OpenStudy (ellamoyseyuk):

A) Square b) Rectangle that is not a square c) Trapezoid d) Isosceles triangle

jimthompson5910 (jim_thompson5910):

There are options you can eliminate right off the bat. For instance, the square base means the cross sections parallel to the base will be squares. So choice A can be eliminated

jimthompson5910 (jim_thompson5910):

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jimthompson5910 (jim_thompson5910):

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jimthompson5910 (jim_thompson5910):

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