Respuesta :
Answer:
31.40
Step-by-step explanation:
3.14 x 10
= 31.40
I'm very sorry if you get it wrong tell me
Answer:
arc = 5π units
Step-by-step explanation:
The circumference (C) of a circle is calculated as
C = 2πr ( r is the radius )
Here we have a semicircle with d = 10, so r = 5, then
arc = [tex]\frac{1}{2}[/tex] × 2π × 5 = 5π units