Formula for the circumference of a circle:
C = 2πr (C = circumference π(pi) = 3.14..... r = radius)
You know:
r = 9 cm
π = 3.14 So substitute/plug it into the equation
C = 2πr
C = 2(3.14)(9)
C = 56.52 cm
Answer:
4
Step-by-step explanation:
Fernando-
Child 1- Child 2-
2 kids- 2 kids- = 4 grandchildren for Fernando
2 kids 2 kids These are his great grandchildren, not grandchildren.
Answer:
8
Step-by-step explanation:
10+8-3+5-12=
Answer:
x <= 9
Step-by-step explanation:
x -15 <= -6
+15. +15
x <=9