Answer:
C = 39 pi meters
Step-by-step explanation:
The circumference of a circle is given by
C = 2 * pi * r
C = 2 * pi * 19.5
C = 39 pi meters
Answer:
2x+6
Step-by-step explanation:
you want to get 6 more than twice of a number, in this case, x. Hope this helps!
Convert 2/5, 1/4 and 7/10 to fractions with like denominators.


Since 8/20,5/20 and 14/20 have the same denominator, add their numerators to add them up.


Answer:
0.11627907
Step-by-step explanation: