Question

A semicircle has a diameter of 17.6 cm.

Answer 1

Answer:

B. 45.23 cm

Step-by-step explanation:

perimeter of the figure

$=\frac{1}{2}\pi d+d$

$=\frac{1}{2}\times 3.14\times 17.6 +17.6$

$=\frac{1}{2}\times 55.264 +17.6$

$=27.632 +17.6$

$=45.232$

$=45.23\: cm$