It would be 6 x 6 x 6, since the number cube has six sides and it was thrown 3 times.
Answer:
84ft^2
Step-by-step explanation:
Relying on formula S(area) =a(base) *h(height )
7,14,21,28,35,42,49,56,63,70,77,84,91,<span>98,105,112,119,126,133,140,147,154,161,168 that is multiples of 7
</span>20<span>, 40, 60, 80, 100, 120, 140 that is some multiples of 20
</span>hope it helps you