Answer:
C = 10π ft
Step-by-step explanation:
the circumference (C) of a circle is calculated as
C = 2πr ( r is the radius )
to find r use the area formula, that is
A = πr² = 25π ( divide both sides by π )
r² = 25 ( take square root of both sides )
r = 
= 5
then
C = 2π × 5 = 10π ft
The bookstore has 10 copies left.
Step- By- Step Explanation
After the first day, 1/3 of the original amount remained: (1/3)·45 = 15
After the second day, 2/3 of that amount remained: (2/3)·15 = 10
Answer:
40-2?
Step-by-step explanation:
well it sort of makes sense because there are 2, 0's and then a 4 and after -2
i hope i helped
Answer:
486 inches
Step-by-step explanation:
multiply 9×9=81
then multiply 81×6 (because there are 6 sides)
Answer: 
Step-by-step explanation:
Solve for v by simplifying both sides of the equation, then isolating the variable.
Formula: 
Plugin the variable: 
Solve:
