Question

A dartboard has a diameter of 16 inches. What are its radius and circumference? Round to the nearest hundredth. Use 3.14 for π.

The radius is -------------

The circumference is approximately ---------------

Answer 1

the radius is: Diameter/ 2, or 8 inches.
the circomference is: 50.27 inches.

hope this helped (:

Answer 2

d/2=r
c=pid


r=16/2=8

c=pi*16
c=3.14*16
c=50.24


radius=8in
circumference=50.24