An artist joined three square regions at their vertices to create the figure shown in the diagram.
Region Y
Region X
Region 2
The artist will use small congruent square tiles to cover each region without any gaps or
overlaps. Based on the information, which statement is true?
A The number of tiles needed to cover Region X is the same as the number of tiles needed
to cover both Region Y and Region Z.
B The number of tiles needed to cover Region Y is the same as the number of tiles needed to
cover both Region X and Region Z.
C The number of tiles needed to cover Region Z is the same as the number of tiles needed
to cover both Region X and Region Y.
D None of these
Oh