Notes - 9.1 & 9.2 Circumference and Area Flashcards
1
Q
Radius
A
Distance from the center to any point on the circle
2
Q
Diameter
A
Distance across a circle through its cente
Diameter length is twice the radius
3
Q
Circumference
A
Distance around the circle
4
Q
Circumference formula
A
C = PI x d
5
Q
Area Formula
A
A = PI x (r^2)