Question R8 Q10 - MIT Science Bowl Invitational 2020

Which of the following statements about geometry in 4 dimensions is NOT true?

W) The volume of a hypercube is equal to the fourth power of its side length

X) The intersection of two non-tangent hyperspheres is a circle

Y) Two 2-dimensional planes can intersect at a single point

Z) The maximum number of points which are all at unit distance from each other is 5

Science Bowl Question