Answer:
The radius of the circle is 160cm
Step-by-step explanation:
circumference of circle = 2πr
circumference = 320π cm
2πr = 320π
2r = 320
r = 160 cm
49π (153.938) is the area of the circle.
Formula is πr²
π(7)²
49π
Answer:
28 scrapbook pages is the answer