#### The circumference of the circle with diameter 28 cm is

(a) 44 cm

(b) 88 cm

(c) 176 cm

(d) 616 cm

**Solution:**

#### The ratio of circumference to the area of a circle of radius r units is

(a) 2 : r

(b) r : 2

(c) 1 : r

(d) π : r

**Solution:**

**More Solutions:**

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