Question

What is the perimeter of a semicircle with a radius of 3cm Give your answer in pi

Answer 1

Answer:

3(π+2) cm

Step-by-step explanation:

perimeter of a semi circle = πr+2r

                                           =r(π+2)

now r=3 cm

perimeter=3(π+2) cm

Additional:

  numerical value =3(3.14+2)

                              =3(5.14)

                              =15.42 cm

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