Dominoes

Dominoes are rectangles that have two lots of numbers on them. The numbers range from 0 to 6 and are usually indicated by dots in the same way that a dice is numbered.



How many different dominoes are there in a set with 0, 1 and 2 dots?


How many different dominoes are there in a set with 0, 1, 2, 3 and 4 dots?

How many different dominoes are there in a set qith 0, 1, 2, 3, 4, 5 and 6 dots?

Hint: using a tree diagram will be helpfull

Email me your answers to teamone@redcliffs.school.nz