David made this model of a pyramid.

Which option best describes the length of the unknown side of David’s pyramid?
Answer
less than 10 cm
greater than 32 cm
between 30 cm and 32 cm
between 10 cm and 30 cm

Question

David made this model of a pyramid.
 

 
Which option best describes the length of the unknown side of David’s pyramid?
Answer
		less than 10 cm
		greater than 32 cm
		between 30 cm and 32 cm
		between 10 cm and 30 cm

anonymous · Answer

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anonymous · Answer

The sides of the pyramid form isosceles triangles, so we know that the length has to be 20 cm.  Therefore the fourth answer makes the most sense.