Question

Sam is laying out patio stones in a triangular pattern. The first row has 2 stones and each row has 2 additional stones, as shown below. How many complete rows can he make with a box of 144 stones? Enter a numerical answer. [DIAGRAM BELOW]

Answer 1

would it be 12 ??? HELP PLEASE !

Answer 2

with 11 rows is needed 132 stones
for 12 rows is needed 156 stones

Answer 3

so how would you solve this problem ??

Answer 4

the question is how many COMPLETE ROWS can he make with 144 stones

Answer 5

so you can only make 11 complete rows

Answer 6

correct

Answer 7

alright thanks !

Answer 8

yw :)