Find the circumference and area of radius 13 cm.  Choose one:
A) 124 cm²
B) 531 cm²
C) 354 cm²
D) 584 cm²
E) 594 cm²
Area of circle = πr²   = 22/7 × 13 × 13 cm²   = 531 cm²   ANSWER:531 cm²
<result>B</result>
Find the circumference and area of radius 13 cm.