Answer:
Third one
Step-by-step explanation:
;b
Answer:
1
Step-by-step explanation: hope this is correct
It would have a variable, and/or coefficients and sometimes constants
Yes this is true if thats what u r asking
Answer:
Volume of the hemisphere = 
Step-by-step explanation:
It's a picture of a globe and a globe of the Earth is in the shape of a sphere.
We know equator divides the earth into two equal halves and these equal halves are called as "hemisphere".
Therefore, a line joining the two extreme points of the diameter of the Earth divides the Earth into two hemispheres.
If the radius of the Earth is 'r',
Volume of the hemisphere = 