The question "how much space is inside a solid?" is actually asking about the volume of that solid.
The volume of a cone is given by

where h is the height of the cone, and r is its radius.
So, you only need to plug in the values:

Answer:
x=4
Step-by-step explanation:
Answer:
The answer is X=3/4 or -1/2
The circumference of the blue circle is about: 20 cm
The circumference of the orange circle is about: 10 cm