The different colours that has been used is red, yellow and blue and the number of central squares is = 73 boxes
<h3>The Mondrian's work</h3>
The First division that was divided into 9 equal parts has = 1 coloured red.
The second division is 8 remaining
uncoloured squares into 9 equal squares = 8×9= 72boxes
The number of boxes that was coloured yellow =8 boxes
The remaining uncolored boxes which is = 72 - 8 = 64 boxes
The third division is the division of each remaining uncolored boxes into 9. That is 64 × 9 = 576
The number of boxes that was coloured blue = 64 boxes
Therefore the number of central squares that has been coloured = 1 + 8 + 64
= 73 boxes
Learn more about colours here:
brainly.com/question/8956971
