Answer:
(a) 
(b) 
Step-by-step explanation:
It is given that 
(a) We have given equation 



(b) 



if there is figure add figure
It is given in the question that the solid is a cone with height of 16 units and radius of 7 units .
The formula of volume of cone is

To find the volume, we substitute the given values of r and h and use 3.14 for pi. That is

And that's the required volume of the cone .
Answer:
3m=9np
Step-by-step explanation:
3m-2-5np
+4 +4
3m=9np
9-2=?
-2
x-7