For each of the 2 outcomes of the coin toss, there are 6 outcomes of the roll of the die. There are

2*6 = 12

total possible outcomes.

h1 t1 h2 t2 h3 t3 h4 t4 h5 t5 h6 t6

2*6 = 12

total possible outcomes.

h1 t1 h2 t2 h3 t3 h4 t4 h5 t5 h6 t6