Answer:

Step-by-step explanation:
It is required to find the value of the missing exponent in the below value i.e.

Let the exponent is x.
Any number can be written in the scientific notation as :

a is a real number
b is any integer
In this case, the decimal is applied before 8 numbers. It means that the value of x is 8.
You multiply pi times 3m which equals 9.42
It's true, assuming that angles 1 and 2 are are at the intersection of line t and l/m
I believe it would be 72cm^2
С = πD
С = 3,14×40
С = 126 in ← <span>to the nearest inch </span>