Question

Which is the approximate circumference of a circle with a diameter of 60 cm?
A.
28 cm

B.
38 cm

C.
128 cm

D.
188 cm

Answer 1

The circumference is the diameter times pi.

$d=60 \ [cm] \\ \\ C=60\pi \approx 60 \times 3.14=188.4 \approx 188 \ [cm]$

The answer is D.