Answer:
πd or 2πr
Step-by-step explanation:
To calculate the circumference of a circle, multiply the diameter of the circle by pi or multiply 2 times the radius times pi.
Hope that helps.
Answer:
16
Step-by-step explanation:
Area of circle Formula: A = πr²
d = 2r
Simply plug in what you know:
201.0624 = 3.1416r²
64 = r²
r = 8
d = 2(8)
d = 16
Answer:
(8x - 5) • (4x + 5)
Step-by-step explanation:
15 quarters= $3.75
21 nickels =$1.05
______________
36 coins = $4.80
The first 8 in 8,644.58 is ten thousand and the second 8 is hundreth!