Answer:
a
Step-by-step explanation:
The circumference (C) of a circle is calculated as
C = 2πr ( r is the radius ) , then
C = 2π × 20 = 40π
Answer:
D. 578pi
Step-by-step explanation:
Sorry if that's wrong
Congruent is the corrrect answer ya
I think its 1.012(500 - 100) = 400* 1.012 = 404.80 dollars
Answer is 43 degrees for #6, and selection C for #7