Answer:
3.87987×10^5
Step-by-step explanation:
surface area of the cylinder =2πrh+2πr²
=2*π*247*3+2*π*(247)²
=3.87987×10^5
Answer:

Step-by-step explanation:
we know that
The surface area of a sphere is equal to

we have

substitute


Answer:
C - 3 (negative 64 divided by 8) + 25 =1
Step-by-step explanation: