Question

find the perimeter of semi circular plate of radius 3.85cm​

Answer 1

Answer:

12.1 cm

Step-by-step explanation:

Circumference or perimeter  of semi circular plate = π r

                                                           = 22/7 x 3.85 cm

                                                           = 12.1 cm

Answer 2

circumfurence of semi circular plate =πr

=22/7×3.85

=12.1

hope it's help uh