Question

what is mean by step 5
please tell me​

Answer 1

Answer:

So , this is a simple pattern clearly shown 1 cut = 2 pieces, 3 cuts 6 pieces , 4 cuts 8 pieces, 5 cut 10 pieces so here we simply add the numbers like 1cut means 1+1=2 , 2cut means 2+2 = 4 and so on, just add the numbers by itself