Question

*A semicircle has a diameter of 6cm. Calculate the perimeter of the circle.
Show all you're your working clearly.
Give your answer to 2 decimal places.

Answer 1

Answer:

Step-by-step explanation:

diameter = 6 cm

Perimeter of circle =πd

= 3.14 * 6 = 18.84 cm

If it is to find the perimeter of semicircle, then

Perimeter of semicircle = Perimeter of circle/2 + diameter

$=\frac{18.84}{2}+6\\\\= 9.42+6$

= 15.42 cm