About how many times greater is 9.6 x 10^30 than 2.1 x 10^28 A.) 4.6 times greater
B.) 2.187.5 times greater
C.) 21.9 times greater
D.) 457.1 times greater

D

Step-by-step explanation:

9.6/2.1 ~ 4.571

30 - 28 = 2

10^2 = 100

4.571*100 = 457.1

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.

b.-4 units

all you   do is count how many times you move