Answer:
Step-by-step explanation:
volume of a cone is
V = ⅓πr²h
V = ⅓π(x/2)²x = ⅟₁₂πx³
It’s the last one & the second one
I think your right,It would be 81.6.
Hope this helps. :D
4 nickels and 5 pennies.
5 nickels and 0 pennies
In a triangle, the three interior angles always add to 180°
m∠B = 180 - 30 - 80 = 70°
<span>D: 70</span>