Try this option, modify design according to local requirements.
2.998 correct me if wrong
Answer:
Step-by-step explanation:
The surface area of a sphere (which the earth is considered to be) = 4 pi r^2
pi = 3.14
r = 6340
Area = 4 * 3.14 * 6340 * 6340 = 504856736 square km.
You should either round this to 505,000,000 or express a value in scientific notation.
5.05 * 10^8
Answer:
1,911
Step-by-step example
3 x 7
3 x 30
3 x 600
then add it all up to get the 1,911