Answer:
43,45
Step-by-step explanation:
43+45=88
Answer: x≤0 is the answer or (−∞,0
]
Step-by-step explanation:
For this case we have by definition, that the volume of a cone is given by:

Where:
A: It is the cone radius
h: It's the height
They tell us that the diameter is 21 m, then the radius is half the diameter, that is: 10.5m. The height is 4m. Substituting the data:
.
Finally, the volume of the cube is
ANswer:
Option B
The answer is b, hope I helped (: