Answer:
Step-by-step explanation:
13
Answer:
Is it going to be $19.55?
Step-by-step explanation:
Circumference of a circle:
C = 2 r π;
Length of an arc:
L = r π α / 180°
L = r π · 30° / 180° = r π /6
r π /6 : 2 r π = 1/6 : 2 = 1/12
Answer: A ) 1/12
Answer:
Step-by-step explanation:
0
r
= 1