Therefore, in area or a circles given by the formula.
A. the circumference, or 2π²
B. the radius, r
C. half the radius, or 1/2 r
D. half the circumference, or s r


Therefore In Area Or A Circles Given By The Formula A The Circumference Or 2π B The Radius R C Half The Radius Or 12 R D Half The Circumference Or S R class=