What is the best approximation for the perimeter of a semicircle with a diameter of 12 cm?

use 3.14 to approximate pi.

18.84 cm

30.84 cm

61.68 cm

75.36 cm

Option 2

Step-by-step explanation:

if you multiply by 1/2 by pi times diamter give you 18.84 plus 12 would give you 30.84

14

step-by-step explanation:

14 x 3 = 42

hi there!

the answer to this question is d: 35

step-by-step explanation:

5 to the power of 2 is 25

2 multiplied by 5 is 10

then you add the 2 numbers and you get 35