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:
110
Step-by-step explanation:
22/4=5.5
5.5*20=110
The "2" is the fixed rental fee, and the "0.25" is the late fee, the "x" is there to show you need to multiply 0.25 the amount of days Ruth had the book late.
Answer
B., C.
Step-by-step explanation:
Since the 'E' in the middle
it represents that the angle forms at the vertex E
